Ali Azeez Al-Jumaili

2 Questions 6 Answers 0 Followers

Questions related from Ali Azeez Al-Jumaili

If the normality assumption is violated, can we still use paired T-Test if we have a sample larger than 30??

My continuous variables are skewed and the Shapiro Wilk test is significant. My question if the normality assumption is violated, can we still use paired T-Test if we have a sample large larger...

23 June 2022 9,208 19 View

When I need to conduct a linearity test (e.g. Shapiro-Wilk test)?

Should I conduct a normality test (e.g. Shapiro-Wilk test) before conducting every parametric test (e.g. independent T-test, ANOVA or Pearson correlation) despite I have a large sample size (more...

23 October 2020 361 13 View