Non-Parametric Tests: Mann-Whitney Test
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Is there a difference between health service workers and educational service workers in the amount of compensation employers pay them per hour? Suppose a random sample of seven health service workers is taken along with a random sample of eight educational service workers from different parts of the country. Each of their employers is interviewed and figures are obtained on the amount paid per hour for employee compensation for these workers. The data on the following page indicate total compensation per hour. Use a Mann-Whitney U test to determine whether these two populations are different in employee compensation(α = .05).
Health Service Worker Educational Service Worker
$20.10 $26.19
19.80 23.88
22.36 25.50
18.75 21.64
21.90 24.85
22.96 25.30
20.75 24.12
23.45
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Solution Summary
The Mann-Whitney Test is performed using SPSS to find if there is a compensation difference between health service workers and educational service workers.
Solution Preview
Please find the solution attached.
PROCEDURE
Step 1: Open SPSS package
Step 2: Enter the data in the DATA VIEW and its corresponding variables in VARIABLE VIEW.
Step 3: Click value and assign values to worker type.
Step 4: Now to perform the analysis, select ANALYSE in the menu bar and select Non Parametric Test - two independent ...
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