Why the Student t-test Isn't Always the Answer скачать в хорошем качестве

Why the Student t-test Isn't Always the Answer

What to do when the much-loved Student t-test falls short? Are your assumptions of normality and homogeneity of variance a little too forgiving? Maybe you have multiple subgroups you are comparing. In the video, I demonstrate four tests and discuss the difference. 0:00 Introduction 0:26 Student t-test 1:08 More Than Two Groups? 2:19 Unequal Variances? 2:40 Testing for Normality 4:14 Non-Normal Data? 4:35 Outro My name is Christian Bille, and I have many hobbies! I enjoy painting miniatures, wood chopping, beer brewing, and spreading knowledge of data analysis to fellow non-statisticians! As a Systems Engineer at JMP, I often talk to customers who struggle with the same concepts and ask the same questions. Therefore, I made this channel to inspire and guide data analytics. Welcome to Stats Like Jazz!