What is the main purpose of post-hoc tests in ANOVA?


In regression analysis, what does R? represent?


What type of data is required for ANOVA?


Which of the following is true about a 95% confidence interval?


What is the null hypothesis in a t-test for means?


In hypothesis testing, what does a (alpha) represent?


What is the main assumption of linear regression analysis?


Which of the following is a non-parametric test?


What does the term "power" refer to in hypothesis testing?


In which scenario would you use a chi-square test?