{"interactiveVideo":{"video":{"startScreenOptions":{"title":"Vid\u00e9o interactive","hideStartTitle":true,"shortStartDescription":"Sample size calculations for experimental study designs"},"textTracks":{"videoTrack":[{"label":"Sous-titres","kind":"subtitles","srcLang":"en"}]},"files":[{"path":"https:\/\/player.vimeo.com\/external\/528313809.hd.mp4?s=f9568086485e89719a9ab547585e3e3113866d5e&profile_id=175","mime":"video\/mp4","copyright":{"license":"C","title":"Sample size calculations for experimental study designs","author":"Karolina Griffiths \/ SESSTIM","year":"2021"}}]},"assets":{"interactions":[{"x":9.825327510917,"y":63.953488372093,"width":10,"height":10,"duration":{"from":20,"to":32},"libraryTitle":"Link","action":{"library":"H5P.Link 1.3","params":{"linkWidget":{"protocol":"https:\/\/","url":"sesstim.univ-amu.fr\/"},"title":"sesstim.univ-amu.fr"},"subContentId":"2620e5a2-af51-407e-a5b5-2d859a351b14","metadata":{"contentType":"Link","license":"U"}},"displayType":"poster","visuals":{"backgroundColor":"rgb(255, 153, 0)","boxShadow":true},"pause":false,"buttonOnMobile":false},{"x":9.825327510917,"y":72.093023255814,"width":10,"height":10,"duration":{"from":34,"to":54},"libraryTitle":"Link","action":{"library":"H5P.Link 1.3","params":{"linkWidget":{"protocol":"https:\/\/","url":"sesstim.univ-amu.fr\/sites\/default\/files\/timeline.pdf"},"title":"Infos interactions"},"subContentId":"cef0f7a6-352c-4f44-8e10-ae3722309079","metadata":{"contentType":"Link","license":"U"}},"displayType":"poster","visuals":{"backgroundColor":"rgb(255, 153, 0)","boxShadow":true},"pause":false,"buttonOnMobile":false},{"x":0,"y":0,"width":40,"height":20.087336244541,"duration":{"from":95,"to":96},"libraryTitle":"True\/False Question","action":{"library":"H5P.TrueFalse 1.6","params":{"media":{"disableImageZooming":false},"correct":"false","behaviour":{"enableRetry":false,"enableSolutionsButton":false,"enableCheckButton":true,"confirmCheckDialog":false,"confirmRetryDialog":false,"autoCheck":true,"feedbackOnCorrect":"Correct answer.","feedbackOnWrong":"Wrong answer."},"l10n":{"trueText":"True","falseText":"False","score":"Vous avez obtenu @score points sur un total de @total","checkAnswer":"V\u00e9rifier","showSolutionButton":"Voir la solution","tryAgain":"Recommencer","wrongAnswerMessage":"R\u00e9ponse incorrecte","correctAnswerMessage":"Bonne r\u00e9ponse","scoreBarLabel":"Vous avez obtenu @score points sur un total de @total","a11yCheck":"Check the answers. The responses will be marked as correct, incorrect, or unanswered.","a11yShowSolution":"Show the solution. The task will be marked with its correct solution.","a11yRetry":"Retry the task. Reset all responses and start the task over again."},"confirmCheck":{"header":"Terminer ?","body":"\u00cates-vous s\u00fbr de vouloir terminer ?","cancelLabel":"Annuler","confirmLabel":"Confirmer"},"confirmRetry":{"header":"Recommencer ?","body":"\u00cates-vous s\u00fbr de vouloir recommencer ?","cancelLabel":"Annuler","confirmLabel":"Confirmer"},"question":"

Quiz 1\/5. The Null Hypothesis, H0 states that results from<\/strong> the sample are not due to chance.<\/strong><\/p>\n"},"subContentId":"f4246246-4c49-466b-9a77-164b3cff3852","metadata":{"contentType":"True\/False Question","license":"U","title":"Chapter 1. Introduction - Quiz 1\/5"}},"pause":true,"displayType":"poster","buttonOnMobile":false,"adaptivity":{"correct":{"allowOptOut":false,"seekLabel":"Continue","seekTo":97,"message":""},"wrong":{"allowOptOut":false,"message":"

We pose the null model and test if data conform to it.<\/p>\n\n

You should read this article: Hypothesis testing and errors.<\/a><\/p>\n","seekTo":97,"seekLabel":"Continue"},"requireCompletion":false},"label":""},{"x":0,"y":0,"width":40,"height":20.087336244541,"duration":{"from":97,"to":98},"libraryTitle":"True\/False Question","action":{"library":"H5P.TrueFalse 1.6","params":{"media":{"disableImageZooming":false},"correct":"false","behaviour":{"enableRetry":false,"enableSolutionsButton":false,"enableCheckButton":true,"confirmCheckDialog":false,"confirmRetryDialog":false,"autoCheck":true,"feedbackOnCorrect":"Correct answer.","feedbackOnWrong":"Wrong answer."},"l10n":{"trueText":"True","falseText":"False","score":"Vous avez obtenu @score points sur un total de @total","checkAnswer":"V\u00e9rifier","showSolutionButton":"Voir la solution","tryAgain":"Recommencer","wrongAnswerMessage":"R\u00e9ponse incorrecte","correctAnswerMessage":"Bonne r\u00e9ponse","scoreBarLabel":"Vous avez obtenu @score points sur un total de @total","a11yCheck":"Check the answers. The responses will be marked as correct, incorrect, or unanswered.","a11yShowSolution":"Show the solution. The task will be marked with its correct solution.","a11yRetry":"Retry the task. Reset all responses and start the task over again."},"confirmCheck":{"header":"Terminer ?","body":"\u00cates-vous s\u00fbr de vouloir terminer ?","cancelLabel":"Annuler","confirmLabel":"Confirmer"},"confirmRetry":{"header":"Recommencer ?","body":"\u00cates-vous s\u00fbr de vouloir recommencer ?","cancelLabel":"Annuler","confirmLabel":"Confirmer"},"question":"

Quiz 2\/5. Alternative hypothesis, H1 states that results are due to chance.<\/strong><\/p>\n"},"subContentId":"275b8141-6b90-4232-b707-4c043e748d92","metadata":{"contentType":"True\/False Question","license":"U","title":"Chapter 1. Introduction - Quiz 2\/5"}},"pause":true,"displayType":"poster","buttonOnMobile":false,"adaptivity":{"correct":{"allowOptOut":false,"seekTo":99,"message":"","seekLabel":"Continue"},"wrong":{"allowOptOut":false,"seekTo":99,"message":"

We pose, at least, one hypothesis as an alternative to the null hypothesis, which is the one being tested.<\/p>\n\n

You should read this article: Hypothesis testing and errors.<\/a><\/p>\n","seekLabel":"Continue"},"requireCompletion":false},"label":""},{"x":0,"y":0,"width":40,"height":20.087319868996,"duration":{"from":99,"to":100},"libraryTitle":"True\/False Question","action":{"library":"H5P.TrueFalse 1.6","params":{"media":{"disableImageZooming":false},"correct":"true","behaviour":{"enableRetry":false,"enableSolutionsButton":false,"enableCheckButton":true,"confirmCheckDialog":false,"confirmRetryDialog":false,"autoCheck":true,"feedbackOnCorrect":"Correct answer.","feedbackOnWrong":"Wrong answer."},"l10n":{"trueText":"True","falseText":"False","score":"Vous avez obtenu @score points sur un total de @total","checkAnswer":"V\u00e9rifier","showSolutionButton":"Voir la solution","tryAgain":"Recommencer","wrongAnswerMessage":"R\u00e9ponse incorrecte","correctAnswerMessage":"Bonne r\u00e9ponse","scoreBarLabel":"Vous avez obtenu @score points sur un total de @total","a11yCheck":"Check the answers. The responses will be marked as correct, incorrect, or unanswered.","a11yShowSolution":"Show the solution. The task will be marked with its correct solution.","a11yRetry":"Retry the task. Reset all responses and start the task over again."},"confirmCheck":{"header":"Terminer ?","body":"\u00cates-vous s\u00fbr de vouloir terminer ?","cancelLabel":"Annuler","confirmLabel":"Confirmer"},"confirmRetry":{"header":"Recommencer ?","body":"\u00cates-vous s\u00fbr de vouloir recommencer ?","cancelLabel":"Annuler","confirmLabel":"Confirmer"},"question":"

Quiz 3\/5. We analyse the results using a test statistic.<\/strong><\/p>\n"},"subContentId":"19cc61d2-e2f7-441a-9208-cfc0c6d1f575","metadata":{"contentType":"True\/False Question","license":"U","title":"Chapter 1. Introduction - Quiz 3\/5"}},"pause":true,"displayType":"poster","buttonOnMobile":false,"adaptivity":{"correct":{"allowOptOut":false,"seekTo":101,"seekLabel":"Continue","message":""},"wrong":{"allowOptOut":false,"seekTo":101,"message":"

A test statistic takes data from the study and compares the results obtained to those that would be expected if a particular hypothesis, the null hypothesis, were true.<\/p>\n\n

You should read this article: Hypothesis testing and errors.<\/a><\/p>\n","seekLabel":"Continue"},"requireCompletion":false},"label":""},{"x":0,"y":0,"width":40,"height":20.087325327511,"duration":{"from":101,"to":102},"libraryTitle":"True\/False Question","action":{"library":"H5P.TrueFalse 1.6","params":{"media":{"disableImageZooming":false},"correct":"true","behaviour":{"enableRetry":false,"enableSolutionsButton":false,"enableCheckButton":true,"confirmCheckDialog":false,"confirmRetryDialog":false,"autoCheck":true,"feedbackOnCorrect":"Correct answer.","feedbackOnWrong":"Wrong answer."},"l10n":{"trueText":"True","falseText":"False","score":"Vous avez obtenu @score points sur un total de @total","checkAnswer":"V\u00e9rifier","showSolutionButton":"Voir la solution","tryAgain":"Recommencer","wrongAnswerMessage":"R\u00e9ponse incorrecte","correctAnswerMessage":"Bonne r\u00e9ponse","scoreBarLabel":"Vous avez obtenu @score points sur un total de @total","a11yCheck":"Check the answers. The responses will be marked as correct, incorrect, or unanswered.","a11yShowSolution":"Show the solution. The task will be marked with its correct solution.","a11yRetry":"Retry the task. Reset all responses and start the task over again."},"confirmCheck":{"header":"Terminer ?","body":"\u00cates-vous s\u00fbr de vouloir terminer ?","cancelLabel":"Annuler","confirmLabel":"Confirmer"},"confirmRetry":{"header":"Recommencer ?","body":"\u00cates-vous s\u00fbr de vouloir recommencer ?","cancelLabel":"Annuler","confirmLabel":"Confirmer"},"question":"

Quiz 4\/5. If we reject the null hypothesis the results are significant.<\/strong><\/p>\n"},"subContentId":"d6a2f000-ade2-4bfe-9e1c-8dfb2a7750f2","metadata":{"contentType":"True\/False Question","license":"U","title":"Chapter 1. Introduction - Quiz 4\/5"}},"pause":true,"displayType":"poster","buttonOnMobile":false,"adaptivity":{"correct":{"allowOptOut":false,"seekTo":103,"seekLabel":"Continue","message":""},"wrong":{"allowOptOut":false,"seekTo":103,"seekLabel":"Continue","message":"

Rejecting the null hypothesis leads considering that the results are significant, at a fixed probability of committing an error (alpha, type 1 error).<\/p>\n\n

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Quiz 5\/5. If we fail to reject the null hypothesis the results are significant.<\/strong><\/p>\n"},"subContentId":"09f95d17-7bd7-4374-bef1-da433c50ba2b","metadata":{"contentType":"True\/False Question","license":"U","title":"Chapter 1. Introduction - Quiz 5\/5"}},"pause":true,"displayType":"poster","buttonOnMobile":false,"adaptivity":{"correct":{"allowOptOut":false,"seekTo":105.2,"seekLabel":"Continue","message":""},"wrong":{"allowOptOut":false,"seekTo":105.2,"seekLabel":"Continue","message":"

Calcul de la taille d'échantillonnage pour une étude expérimentale - Sample size calculations for experimental study designs

SESSTIM