When to use the statistical tests

Question 1

When to use a Pearson’s rank ?

Answer 1

• Correlational
• Interval data

Question 2

When to use a Spearman’s rank ?

Answer 2

• Correlational
• Ordinal data

Question 3

When to use a Related T-Test ?

Answer 3

• Repeated measures
• Interval data
• Hypothesis states a difference between 2 sets of data.

Question 4

When to use a Sign test ?

Answer 4

• Repeated measures
• Nominal data

Question 5

When to use a Wilcoxon Test ?

Answer 5

• Repeated measures
• Ordinal data
• Hypothesis states a difference between 2 sets of data.

Question 6

When to use a Unrelated T-test ?

Answer 6

• Independent groups
• Interval data
• Hypothesis states a difference between two sets of data.

Question 7

When to use a Chi-squared test ?

Answer 7

• Independent groups
• Nominal data
• Hypothesis states a difference between two sets of data.

Question 8

When to use a Mann-Whitney test ?

Answer 8

• Independent groups
• Ordinal data
• Hypothesis states a difference between two sets of data.