version 1.122.2.1, 2012/05/12 03:17:43
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version 1.128, 2018/03/07 12:24:27
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Line 52 package Apache::lonproblemstatistics;
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Line 52 package Apache::lonproblemstatistics;
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use strict; |
use strict; |
use Apache::lonnet; |
use Apache::lonnet; |
use Apache::loncommon(); |
use Apache::loncommon(); |
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use Apache::lonquickgrades(); |
use Apache::lonhtmlcommon; |
use Apache::lonhtmlcommon; |
use Apache::loncoursedata; |
use Apache::loncoursedata; |
use Apache::lonstatistics; |
use Apache::lonstatistics; |
Line 73 my %SeqStat; # keys are symbs, values
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Line 74 my %SeqStat; # keys are symbs, values
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## header for plots created with Graph.pm, both of which more than likely do |
## header for plots created with Graph.pm, both of which more than likely do |
## not support localization. |
## not support localization. |
## |
## |
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## Additional Notes: |
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## Localization can be done and is done before passing the phrases |
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## to the output. |
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## This might conflict with special characters, e.g. German Umlaute or |
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## chinese characters. Do not use such characters in this case. |
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## If this failed, consider that the sequence and folder names |
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## are also passed to the output and would fail the same way. |
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## |
# |
# |
# |
# |
## |
## |
Line 84 my %SeqStat; # keys are symbs, values
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Line 93 my %SeqStat; # keys are symbs, values
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## title yes any scalar This is what the user sees to identify |
## title yes any scalar This is what the user sees to identify |
## the field. Passed through &mt(). |
## the field. Passed through &mt(). |
## long_title yes any scalar Used as graph heading and in excel |
## long_title yes any scalar Used as graph heading and in excel |
## output. NOT translated |
## output. Passed through &mt(). |
## align no (left|right|center) HTML cell contents alignment |
## align no (left|right|center) HTML cell contents alignment |
## color yes html color HTML cell background color |
## color yes html color HTML cell background color |
## used to visually group statistics |
## used to visually group statistics |
Line 174 my @Fields = (
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Line 183 my @Fields = (
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format => '%d', |
format => '%d', |
sortable => 'yes', |
sortable => 'yes', |
graphable => 'yes', |
graphable => 'yes', |
long_title => 'Minumum Number of Tries', |
long_title => 'Minimum Number of Tries', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'yes', |
defaultselected => 'yes', |
}, |
}, |
Line 274 my @Fields = (
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Line 283 my @Fields = (
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sortable => 'yes', |
sortable => 'yes', |
graphable => 'yes', |
graphable => 'yes', |
long_title => 'Degree of Difficulty'. |
long_title => 'Degree of Difficulty'. |
'[ 1 - ((#YES+#yes) / Tries) ]', |
' ~[ 1 - ((#YES+#yes) / Tries) ~]', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'yes', |
defaultselected => 'yes', |
}, |
}, |
Line 430 my @SeqFields = (
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Line 439 my @SeqFields = (
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format => '%4.2f', |
format => '%4.2f', |
sortable => 'no', |
sortable => 'no', |
graphable => 'no', |
graphable => 'no', |
long_title => 'Minumum Sequence Score', |
long_title => 'Minimum Sequence Score', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'no', |
defaultselected => 'no', |
}, |
}, |
Line 485 my @SeqFields = (
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Line 494 my @SeqFields = (
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format => '%4.2f', |
format => '%4.2f', |
sortable => 'no', |
sortable => 'no', |
graphable => 'no', |
graphable => 'no', |
long_title => 'Minumum Number of Correct Problems', |
long_title => 'Minimum Number of Correct Problems', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'no', |
defaultselected => 'no', |
}, |
}, |
Line 578 sub parse_field_selection {
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Line 587 sub parse_field_selection {
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sub field_selection_input { |
sub field_selection_input { |
my $Str = '<select name="fieldselections" multiple="multiple" size="5">'."\n"; |
my $Str = '<select name="fieldselections" multiple="multiple" size="5">'."\n"; |
$Str .= '<option value="all">all</option>'."\n"; |
$Str .= '<option value="all">'.&mt('all').'</option>'."\n"; |
foreach my $field (@Fields) { |
foreach my $field (@Fields) { |
next if ($field->{'selectable'} ne 'yes'); |
next if ($field->{'selectable'} ne 'yes'); |
$Str .= ' <option value="'.$field->{'name'}.'" '; |
$Str .= ' <option value="'.$field->{'name'}.'" '; |
if ($field->{'selected'} eq 'yes') { |
if ($field->{'selected'} eq 'yes') { |
$Str .= 'selected '; |
$Str .= 'selected="selected" '; |
} |
} |
$Str .= '>'.$field->{'title'}.'</option>'."\n"; |
$Str .= '>'.&mt($field->{'title'}).'</option>'."\n"; |
} |
} |
$Str .= "</select>\n"; |
$Str .= "</select>\n"; |
} |
} |
Line 610 sub CreateInterface {
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Line 619 sub CreateInterface {
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&parse_field_selection(); |
&parse_field_selection(); |
# |
# |
my $Str = ''; |
my $Str = ''; |
$Str .= '<p>'; |
|
$Str .= &Apache::loncommon::start_data_table(); |
$Str .= &Apache::loncommon::start_data_table(); |
$Str .= &Apache::loncommon::start_data_table_header_row(); |
$Str .= &Apache::loncommon::start_data_table_header_row(); |
$Str .= '<th>'.&mt('Sections').'</th>'; |
$Str .= '<th>'.&mt('Sections').'</th>'; |
Line 636 sub CreateInterface {
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Line 644 sub CreateInterface {
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$Str .= &field_selection_input(); |
$Str .= &field_selection_input(); |
$Str .= '</td><td align="center" valign="top">'; |
$Str .= '</td><td align="center" valign="top">'; |
$Str .= &plot_dropdown(); |
$Str .= &plot_dropdown(); |
$Str .= '</td>'."\n"; |
$Str .= "\n"; |
$Str .= '</td><td align="center" valign="top">'; |
$Str .= '</td><td align="center" valign="top">'; |
$Str .= &Apache::lonstathelpers::limit_by_time_form(); |
$Str .= &Apache::lonstathelpers::limit_by_time_form(); |
$Str .= '</td>'."\n"; |
$Str .= '</td>'."\n"; |
$Str .= &Apache::loncommon::end_data_table_row(); |
$Str .= &Apache::loncommon::end_data_table_row(); |
$Str .= &Apache::loncommon::end_data_table(); |
$Str .= &Apache::loncommon::end_data_table(); |
# |
# |
$Str .= '</p>'; |
|
$Str .= '<input type="submit" name="GenerateStatistics" value="'. |
$Str .= '<input type="submit" name="GenerateStatistics" value="'. |
&mt('Generate Statistics').'" />'; |
&mt('Generate Statistics').'" />'; |
$Str .= (' 'x10); |
$Str .= (' 'x10); |
Line 698 sub BuildProblemStatisticsPage {
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Line 705 sub BuildProblemStatisticsPage {
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# Finally let the user know we are here |
# Finally let the user know we are here |
$r->print(&Apache::lonhtmlcommon::breadcrumbs('Overall Problem Statistics', |
$r->print(&Apache::lonhtmlcommon::breadcrumbs('Overall Problem Statistics', |
'Statistics_Overall_Key')); |
'Statistics_Overall_Key')); |
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&Apache::lonquickgrades::startGradeScreen($r,'statistics'); |
|
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my $interface = &CreateInterface($r); |
my $interface = &CreateInterface($r); |
$r->print($interface); |
$r->print($interface); |
Line 751 sub BuildProblemStatisticsPage {
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Line 759 sub BuildProblemStatisticsPage {
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&Apache::lonstatistics::section_and_enrollment_description(). |
&Apache::lonstatistics::section_and_enrollment_description(). |
'</p>'); |
'</p>'); |
my $count = 0; |
my $count = 0; |
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my $include_tools = 1; |
foreach my $seq (@sequences) { |
foreach my $seq (@sequences) { |
my @resources = |
my @resources = |
&Apache::lonstathelpers::get_resources($navmap,$seq); |
&Apache::lonstathelpers::get_resources($navmap,$seq,$include_tools); |
$count += scalar(@resources); |
$count += scalar(@resources); |
} |
} |
if ($count > 10) { |
if ($count > 10) { |
$r->print('<h2>'. |
$r->print('<p>'. |
&mt('Compiling statistics for [_1] problems',$count). |
&mt('Compiling statistics for [quant,_1,problem]',$count). |
'</h2>'); |
'</p>'); |
if ($count > 30) { |
if ($count > 30) { |
$r->print('<h3>'.&mt('This will take some time.').'</h3>'); |
$r->print('<p class="LC_info">'.&mt('This will take some time.').'</p>'); |
} |
} |
$r->rflush(); |
$r->rflush(); |
} |
} |
Line 793 sub output_sequence_statistics {
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Line 802 sub output_sequence_statistics {
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$r->print('<h2>'.&mt('Sequence Statistics'). |
$r->print('<h2>'.&mt('Sequence Statistics'). |
&Apache::loncommon::help_open_topic('Statistics_Sequence'). |
&Apache::loncommon::help_open_topic('Statistics_Sequence'). |
'</h2>'); |
'</h2>'); |
$r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row()); |
$r->print(&Apache::loncommon::start_data_table()); |
$r->print(&sequence_html_header()); |
$r->print(&sequence_html_header()); |
$r->print(&Apache::loncommon::end_data_table_header_row()); |
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foreach my $seq (@sequences) { |
foreach my $seq (@sequences) { |
last if ($c->aborted); |
last if ($c->aborted); |
&compute_sequence_statistics($seq); |
&compute_sequence_statistics($seq); |
Line 817 sub output_sequence_statistics {
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Line 825 sub output_sequence_statistics {
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sub output_html_by_sequence { |
sub output_html_by_sequence { |
my ($r) = @_; |
my ($r) = @_; |
my $c = $r->connection(); |
my $c = $r->connection(); |
$r->print('<br>'.&html_preamble()); |
$r->print('<br />'.&html_preamble()); |
# |
# |
foreach my $seq (@sequences) { |
foreach my $seq (@sequences) { |
last if ($c->aborted); |
last if ($c->aborted); |
Line 921 sub statistics_table_header {
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Line 929 sub statistics_table_header {
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next if ($options =~ /no $field->{'name'}/); |
next if ($options =~ /no $field->{'name'}/); |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'selected'} ne 'yes'); |
$header_row .= '<th>'; |
$header_row .= '<th>'; |
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my $header_row_text = &mt($field->{'title'}); |
if (exists($field->{'sortable'}) && $field->{'sortable'} eq 'yes') { |
if (exists($field->{'sortable'}) && $field->{'sortable'} eq 'yes') { |
$header_row .= '<a href="javascript:'. |
$header_row .= |
|
'<a href="javascript:'. |
'document.Statistics.sortby.value='."'".$field->{'name'}."'". |
'document.Statistics.sortby.value='."'".$field->{'name'}."'". |
';document.Statistics.submit();">'; |
';document.Statistics.submit();">'. |
} |
$header_row_text. |
$header_row .= &mt($field->{'title'}); |
'</a>'; |
if ($options =~ /sortable/) { |
} else { |
$header_row.= '</a>'; |
$header_row .= $header_row_text; |
} |
} |
if ($options !~ /no plots/ && |
if ($options !~ /no plots/ && |
exists($field->{'graphable'}) && |
exists($field->{'graphable'}) && |
Line 945 sub statistics_table_header {
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Line 955 sub statistics_table_header {
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} |
} |
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sub sequence_html_header { |
sub sequence_html_header { |
my $Str .= '<tr>'; |
my $Str .= &Apache::loncommon::start_data_table_header_row(); |
foreach my $field (@SeqFields) { |
foreach my $field (@SeqFields) { |
# next if ($field->{'selected'} ne 'yes'); |
# next if ($field->{'selected'} ne 'yes'); |
$Str .= '<th bgcolor="'.$field->{'color'}.'"'; |
$Str .= '<th bgcolor="'.$field->{'color'}.'"'; |
$Str .= '>'.$field->{'title'}.'</th>'; |
$Str .= '>'.&mt($field->{'title'}).'</th>'; |
} |
} |
$Str .= '</tr>'; |
$Str .= &Apache::loncommon::end_data_table_header_row(); |
return $Str; |
return $Str; |
} |
} |
|
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Line 959 sub sequence_html_header {
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Line 969 sub sequence_html_header {
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sub sequence_html_output { |
sub sequence_html_output { |
my ($seq) = @_; |
my ($seq) = @_; |
my $data = $SeqStat{$seq->symb}; |
my $data = $SeqStat{$seq->symb}; |
my $row = '<tr>'; |
my $row = &Apache::loncommon::start_data_table_row(); |
foreach my $field (@SeqFields) { |
foreach my $field (@SeqFields) { |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'selected'} ne 'yes'); |
$row .= '<td bgcolor="'.$field->{'color'}.'"'; |
$row .= '<td bgcolor="'.$field->{'color'}.'"'; |
Line 974 sub sequence_html_output {
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Line 984 sub sequence_html_output {
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} |
} |
$row .= '</td>'; |
$row .= '</td>'; |
} |
} |
$row .= '</tr>'."\n"; |
$row .= &Apache::loncommon::end_data_table_row()."\n"; |
return $row; |
return $row; |
} |
} |
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Line 1005 sub make_single_stat_plot {
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Line 1015 sub make_single_stat_plot {
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my $title; my $yaxis; |
my $title; my $yaxis; |
foreach my $field (@Fields) { |
foreach my $field (@Fields) { |
next if ($field->{'name'} ne $datafield); |
next if ($field->{'name'} ne $datafield); |
$title = $field->{'long_title'}; |
$title = &mt($field->{'long_title'}); |
$yaxis = $field->{'title'}; |
$yaxis = &mt($field->{'title'}); |
last; |
last; |
} |
} |
if ($title eq '' || $yaxis eq '') { |
if ($title eq '' || $yaxis eq '') { |
# datafield is something we do not know enough about to plot |
# datafield is something we do not know enough about to plot |
$r->print('<h3>'. |
$r->print('<p class="LC_warning">'. |
&mt('Unable to plot the requested statistic.'). |
&mt('Unable to plot the requested statistic.'). |
'</h3>'); |
'</p>'); |
return; |
return; |
} |
} |
# |
# |
Line 1040 sub make_single_stat_plot {
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Line 1050 sub make_single_stat_plot {
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} |
} |
# |
# |
$r->print("<p>".&Apache::loncommon::DrawBarGraph($title, |
$r->print("<p>".&Apache::loncommon::DrawBarGraph($title, |
'Problem Number', |
&mt('Problem Number'), |
$yaxis, |
$yaxis, |
$max, |
$max, |
undef, # colors |
undef, # colors |
Line 1105 sub degrees_plot {
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Line 1115 sub degrees_plot {
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my $diffdata .= '<data>'.join(',',@Labels).'</data>'.$/. |
my $diffdata .= '<data>'.join(',',@Labels).'</data>'.$/. |
'<data>'.join(',',@Diff).'</data>'.$/; |
'<data>'.join(',',@Diff).'</data>'.$/; |
# |
# |
my $title = 'Degree of Discrimination\nand Degree of Difficulty'; |
my $title = &mt('Degree of Discrimination[_1]and Degree of Difficulty','\n'); |
if ($xmax > 50) { |
if ($xmax > 50) { |
$title = 'Degree of Discrimination and Degree of Difficulty'; |
$title = &mt('Degree of Discrimination and Degree of Difficulty'); |
} |
} |
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my %lt = &Apache::lonlocal::texthash( |
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'alttag' => 'Degree of Discrimination and Degree of Difficulty Plot', |
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'xlabel' => 'Problem Number', |
|
); |
# |
# |
$plot=<<"END"; |
$plot=<<"END"; |
<gnuplot |
<gnuplot |
Line 1120 sub degrees_plot {
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Line 1134 sub degrees_plot {
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align="center" |
align="center" |
border="on" |
border="on" |
transparent="on" |
transparent="on" |
alttag="Degree of Discrimination and Degree of Difficulty Plot" |
alttag="$lt{'alttag'}" |
samples="100" |
samples="100" |
bgcolor="xffffff" |
bgcolor="xffffff" |
height="$height" |
height="$height" |
Line 1131 sub degrees_plot {
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Line 1145 sub degrees_plot {
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box="off" /> |
box="off" /> |
<title>$title</title> |
<title>$title</title> |
<axis xmin="0" ymin="$ymin" xmax="$xmax" ymax="$ymax" color="x000000" /> |
<axis xmin="0" ymin="$ymin" xmax="$xmax" ymax="$ymax" color="x000000" /> |
<xlabel>Problem Number</xlabel> |
<xlabel>$lt{'xlabel'}</xlabel> |
<curve |
<curve |
linestyle="linespoints" |
linestyle="linespoints" |
name="DoDisc" |
name="DoDisc" |
Line 1193 sub tries_data_plot {
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Line 1207 sub tries_data_plot {
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'<data>'.join(',',@Mean).'</data>'.$/. |
'<data>'.join(',',@Mean).'</data>'.$/. |
'<data>'.join(',',@STD).'</data>'.$/; |
'<data>'.join(',',@STD).'</data>'.$/; |
# |
# |
my $title = 'Mean and S.D. of Tries'; |
my $title = &mt('Mean and S.D. of Tries'); |
if ($xmax > 25) { |
if ($xmax > 30) { |
$title = 'Mean and Standard Deviation of Tries'; |
$title = &mt('Mean and Standard Deviation of Tries'); |
} |
} |
# |
# |
|
my %lt = &Apache::lonlocal::texthash( |
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'alttag' => 'Mean and S.D of Tries Plot', |
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'xlabel' => 'Problem Number', |
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'ylabel' => 'Number of Tries', |
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); |
$plot=<<"END"; |
$plot=<<"END"; |
<gnuplot |
<gnuplot |
texfont="10" |
texfont="10" |
Line 1208 sub tries_data_plot {
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Line 1227 sub tries_data_plot {
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align="center" |
align="center" |
border="on" |
border="on" |
transparent="on" |
transparent="on" |
alttag="Mean and S.D of Tries Plot" |
alttag="$lt{'alttag'}" |
samples="100" |
samples="100" |
bgcolor="xffffff" |
bgcolor="xffffff" |
height="$height" |
height="$height" |
width="$width"> |
width="$width"> |
<title>$title</title> |
<title>$title</title> |
<axis xmin="0" ymin="0" xmax="$xmax" ymax="$ymax" color="x000000" /> |
<axis xmin="0" ymin="0" xmax="$xmax" ymax="$ymax" color="x000000" /> |
<xlabel>Problem Number</xlabel> |
<xlabel>$lt{'xlabel'}</xlabel> |
<ylabel>Number of Tries</ylabel> |
<ylabel>$lt{'ylabel'}</ylabel> |
<curve |
<curve |
linestyle="yerrorbars" |
linestyle="yerrorbars" |
name="S.D. Tries" |
name="S.D. Tries" |
Line 1241 END
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Line 1260 END
|
|
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sub plot_dropdown { |
sub plot_dropdown { |
my $current = ''; |
my $current = ''; |
|
my $title; |
# |
# |
if (defined($env{'form.plot'})) { |
if (defined($env{'form.plot'})) { |
$current = $env{'form.plot'}; |
$current = $env{'form.plot'}; |
Line 1256 sub plot_dropdown {
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Line 1276 sub plot_dropdown {
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# |
# |
my $Str= "\n".'<select name="plot" size="1">'; |
my $Str= "\n".'<select name="plot" size="1">'; |
$Str .= '<option name="none"></option>'."\n"; |
$Str .= '<option name="none"></option>'."\n"; |
$Str .= '<option name="none2">none</option>'."\n"; |
$Str .= '<option name="none2">'.&mt('none').'</option>'."\n"; |
foreach my $field (@Additional_Plots,@Fields) { |
foreach my $field (@Additional_Plots,@Fields) { |
if (! exists($field->{'graphable'}) || |
if (! exists($field->{'graphable'}) || |
$field->{'graphable'} ne 'yes') { |
$field->{'graphable'} ne 'yes') { |
Line 1264 sub plot_dropdown {
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Line 1284 sub plot_dropdown {
|
} |
} |
$Str .= '<option value="'.$field->{'name'}.'"'; |
$Str .= '<option value="'.$field->{'name'}.'"'; |
if ($field->{'name'} eq $current) { |
if ($field->{'name'} eq $current) { |
$Str .= ' selected '; |
$Str .= ' selected="selected"'; |
} |
} |
$Str.= '>'.&mt($field->{'title'}).'</option>'."\n"; |
$title = &mt($field->{'long_title'}); |
|
$title = &mt($field->{'title'}) if (!$title); |
|
$Str.= '>'.$title.'</option>'."\n"; |
} |
} |
$Str .= '</select>'."\n"; |
$Str .= '</select>'."\n"; |
return $Str; |
return $Str; |
Line 1324 sub Excel_output {
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Line 1346 sub Excel_output {
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# Time restrictions |
# Time restrictions |
my $time_string; |
my $time_string; |
if (defined($starttime)) { |
if (defined($starttime)) { |
# call localtime but not lonlocal:locallocaltime because excel probably |
|
# cannot handle localized text. Probably. |
|
$time_string .= 'Data collected from '.localtime($time_string); |
|
if (defined($endtime)) { |
if (defined($endtime)) { |
$time_string .= ' to '.localtime($endtime); |
$time_string .= &mt('Data collected from [_1] to [_2]', |
|
&Apache::lonlocal::locallocaltime($starttime), |
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&Apache::lonlocal::locallocaltime($endtime)); |
|
} else { |
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$time_string .= &mt('Data collected from [_1]', |
|
&Apache::lonlocal::locallocaltime($starttime)); |
} |
} |
$time_string .= '.'; |
|
} elsif (defined($endtime)) { |
} elsif (defined($endtime)) { |
# See note above about lonlocal:locallocaltime |
$time_string .= &mt('Data collected before [_1]', |
$time_string .= 'Data collected before '.localtime($endtime).'.'; |
&Apache::lonlocal::locallocaltime($endtime)); |
} |
} |
if (defined($time_string)) { |
if (defined($time_string)) { |
$excel_sheet->write($rows_output,$cols_output++,$time_string); |
$excel_sheet->write($rows_output,$cols_output++,$time_string); |
Line 1342 sub Excel_output {
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Line 1365 sub Excel_output {
|
# |
# |
# Put the date in there too |
# Put the date in there too |
$excel_sheet->write($rows_output,$cols_output++, |
$excel_sheet->write($rows_output,$cols_output++, |
'Compiled on '.localtime(time)); |
&mt('Compiled on [_1]',&Apache::lonlocal::locallocaltime(time))); |
# |
# |
$rows_output++; |
$rows_output++; |
$cols_output=0; |
$cols_output=0; |
Line 1447 sub write_headers {
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Line 1470 sub write_headers {
|
################################################## |
################################################## |
sub compute_statistics_on_sequence { |
sub compute_statistics_on_sequence { |
my ($seq) = @_; |
my ($seq) = @_; |
|
my $include_tools = 1; |
my @Data; |
my @Data; |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)) { |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq,$include_tools)) { |
foreach my $part (@{$res->parts}) { |
foreach my $part (@{$res->parts}) { |
next if (($res->is_survey($part)) || ($res->is_anonsurvey($part))) ; |
next if (($res->is_survey($part)) || ($res->is_anonsurvey($part))) ; |
# |
# |
Line 1626 Returns: integer between -1 and 1
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Line 1650 Returns: integer between -1 and 1
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############################################### |
############################################### |
sub compute_discrimination_factor { |
sub compute_discrimination_factor { |
my ($resource,$part,$seq) = @_; |
my ($resource,$part,$seq) = @_; |
|
my $include_tools = 1; |
my $symb = $resource->symb; |
my $symb = $resource->symb; |
my @Resources; |
my @Resources; |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)){ |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq,$include_tools)){ |
next if ($res->symb eq $symb); |
next if ($res->symb eq $symb); |
push (@Resources,$res->symb); |
push (@Resources,$res->symb); |
} |
} |
Line 1647 sub compute_discrimination_factor {
|
Line 1672 sub compute_discrimination_factor {
|
my $number_to_grab = int(scalar(@{$ranking})/4); |
my $number_to_grab = int(scalar(@{$ranking})/4); |
my $num_students = scalar(@{$ranking}); |
my $num_students = scalar(@{$ranking}); |
my @BottomSet = map { $_->[&Apache::loncoursedata::RNK_student()]; |
my @BottomSet = map { $_->[&Apache::loncoursedata::RNK_student()]; |
} @{$ranking}[0..$number_to_grab]; |
} @{$ranking}[0..$number_to_grab-1]; |
my @TopSet = |
my @TopSet = |
map { |
map { |
$_->[&Apache::loncoursedata::RNK_student()]; |
$_->[&Apache::loncoursedata::RNK_student()]; |
} @{$ranking}[-$number_to_grab..0]; |
} @{$ranking}[-$number_to_grab..-1]; |
if (! @BottomSet || (@BottomSet == 1 && $BottomSet[0] eq '') || |
if (! @BottomSet || (@BottomSet == 1 && $BottomSet[0] eq '') || |
! @TopSet || (@TopSet == 1 && $TopSet[0] eq '')) { |
! @TopSet || (@TopSet == 1 && $TopSet[0] eq '')) { |
return 'nan'; |
return 'nan'; |
Line 1692 sub compute_discrimination_factor {
|
Line 1717 sub compute_discrimination_factor {
|
############################################### |
############################################### |
sub compute_sequence_statistics { |
sub compute_sequence_statistics { |
my ($seq) = @_; |
my ($seq) = @_; |
|
my $include_tools = 1; |
my $symb = $seq->symb; |
my $symb = $seq->symb; |
my @Resources; |
my @Resources; |
my $part_count; |
my $part_count; |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)) { |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq,$include_tools)) { |
push (@Resources,$res->symb); |
push (@Resources,$res->symb); |
$part_count += scalar(@{$res->parts}); |
$part_count += scalar(@{$res->parts}); |
} |
} |