Pratique des Biostatistiques
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 Dernière modification: 14 avril 2011

Age de sevrage des agneaux

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  • strict warning: Declaration of views_plugin_row::options_validate() should be compatible with views_plugin::options_validate(&$form, &$form_state) in /home/iamin/www/umdb/biostats/sites/default/modules/views/plugins/views_plugin_row.inc on line 134.
  • strict warning: Declaration of views_plugin_row::options_submit() should be compatible with views_plugin::options_submit(&$form, &$form_state) in /home/iamin/www/umdb/biostats/sites/default/modules/views/plugins/views_plugin_row.inc on line 134.
  • strict warning: Declaration of views_handler_filter::options_validate() should be compatible with views_handler::options_validate($form, &$form_state) in /home/iamin/www/umdb/biostats/sites/default/modules/views/handlers/views_handler_filter.inc on line 607.
  • strict warning: Declaration of views_handler_filter::options_submit() should be compatible with views_handler::options_submit($form, &$form_state) in /home/iamin/www/umdb/biostats/sites/default/modules/views/handlers/views_handler_filter.inc on line 607.
  • strict warning: Declaration of views_handler_filter_boolean_operator::value_validate() should be compatible with views_handler_filter::value_validate($form, &$form_state) in /home/iamin/www/umdb/biostats/sites/default/modules/views/handlers/views_handler_filter_boolean_operator.inc on line 159.
  • strict warning: Declaration of views_handler_argument::init() should be compatible with views_handler::init(&$view, $options) in /home/iamin/www/umdb/biostats/sites/default/modules/views/handlers/views_handler_argument.inc on line 744.

Cet exercice permet d'estimer la moyenne et la variance de l'age du sevrage d'agneaux à partir de données (intervalles de confiance à 95%).

Fichiers à télécharger
Fichiers d'exercice: 
application/vnd.ms-excel iconAge de sevrage des agneaux (Excel)
application/vnd.oasis.opendocument.spreadsheet iconAge de sevrage des agneaux (OpenOffice)
Fichiers de solutions: 
application/vnd.ms-excel iconAge de sevrage des agneaux (Excel)
application/vnd.oasis.opendocument.spreadsheet iconAge de sevrage des agneaux (OpenOffice)
Références théoriques

Intervalles de confiance

Intervalle de confiance de la moyenne lorsque la variance de la population est estimée