INFERENTIAL STATISTICS

Question 1

What are two non-parametric tests should be used for nominal data

Answer 1

Sign test, Chi-squared

Question 2

What are two nonparametric tests that should be used when dealing with ordinal data?

Answer 2

Wilcoxson, Mann-Whitney U, Spearman’s Rho

Question 3

What are the three criteria’s for using parametric tests?

Answer 3

Normally distributed data

at least interval data

variances/standard deviation must be similar condition A and B