COUN 503
WEB CALCULATOR EXERCISE 2
Z test & One sample t-test
1. A researcher is interested in whether students who attend private high schools have
higher average SAT Scores than students in the general population. A random sample of 90
students at a pri

COUN 503
WEB CALCULATOR EXERCISE 3
T test for independent groups and dependent groups (Two-group designs)
1. An LU professor is interested in whether there is a difference between undergraduate
students and graduate students in the amount of time spent pr

COUN 503
WEB CALCULATOR EXERCISE 1
Descriptive Statistics
1. The table below presents data for a sample of people who completed a religious survey.
Ag
e
56
46
49
49
27
51
47
67
49
33
55
40
62
47
56
22
50
51
50
43
Gender Denomination Church Attendance
1
2

COUN 503
WEB CALCULATOR EXERCISE 4
Non-parametric tests (Chi-square tests, Wilcoxon-rank-sum & Wilcoxon signed-ranks
tests)
Note: When searching for a web calculator for the Wilcoxon-rank-sum test, please be
aware that this test is also called the Mann-Wh