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Chapter 13: Inferential Statistics and Distributions 358
observations in each sample (n
1
and n
2
). The computed confidence interval depends on
the user-specified confidence level.
c
2
-Test
-Test-Test
-Test
c
2
-Test (chi-square test; item C) computes a chi-square test for association on the two-
way table of counts in the specified
Observed matrix. The null hypothesis H
0
for a two-way
table is: no association exists between row variables and column variables. The
alternative hypothesis is: the variables are related.
Before computing a c
2
-Test, enter the observed counts in a matrix. Enter that matrix
variable name at the
Observed: prompt in the c
2
.Test editor; default=[A]. At the
Input:
Calculated
results: