Types Of Statisitcal Analysis

Question 1

What is nominal data?

Answer 1

Data in categories

Question 2

What is ordinal data?

Answer 2

Data that is ordered

Question 3

What is interval data?

Answer 3

True and equal intervals of measurements of data such as temperature

Question 4

Why would a Wilcoxon test be used?

Answer 4

Difference
Related (from one person- Wilcoxon is one person)
Ordinal data (not equal intervals)

Question 5

Why would the Mann-Whitney test be used?

Answer 5

Difference
Unrelated (Mann and Whitney- two separate datas)
Ordinal data (ordered but not equal intervals between ratings)

Question 6

Why Related T test

Answer 6

Difference
Related (two sets of data from one person)
Interval data (assumed equal intervals between ratings)

Question 7

Why choose an unrelated T test?

Answer 7

Difference
Unrelated data (two sets from two separate groups)
Interval data (equal distribution and intervals between each rating)

Question 8

When would spearman’ rho test be used?

Answer 8

Correlational study
Related
Ordinal

Question 9

When would Pearson’s R be used?

Answer 9

Correlational study
Unrelated
Interval data