Page 78 - Quantitative Data Analysis

Quantitative Data Analysis
Simply Explained Using SPSS

Unit Exercises

Problem # 1

A group of researchers are interested in nurses' ratings of job
satisfaction based on personality type (A vs. B). The researchers
randomly selected 10 nurses who are considered "Type A" and 10
nurses who are considered "Type B." The results of the study are
below (1 = no satisfaction and 100 = complete satisfaction). Conduct
the appropriate statistical test to determine if there are significant
differences between the groups (use  = .01).
Type A Type B
96 30
90 40
60 52
58 70
98 40
94 58
70 68
78 44
80 90
90 54

Answer the following questions.

a) What is the appropriate statistical test ________________
b) One- or two-tailed ________________
c) Critical Value(s) _________________
d) Observed test statistic _______________
e) Statistical conclusion __________________
f) Interpret your results__________________

The Theory and Applications of Statistical Inferences 62