Chapter 17: Nonparamatric Tests - Mann-Whintey U Test

Question 1

The mann-whiney u test is used in place of an ______test. Used when there is an extreme violation of an underlying assumption of the ___ test. Ex?

Answer 1

• independent t-test
• independent t-test
• violation of normality

Question 2

Data must be at least ___ scaling

Answer 2

ordinal

Question 3

SPSS??

Answer 3

1. eneter data as if doing an independent t-test… ALL DV GO INTO ONE COUMN
   L> second column = grouping labels
2. Analzye—> nonparametric—> legacy—> 2-independent samples
3. DV= test variable
   L> group= grouping variable
   L> define: 1….2 (if N=2)
4. there are two sig values found..only use the asymp sig not the exact sig!