
To find:
The test statistic for a hypothesis test for two population means.

Answer to Problem 1E
Solution:
The test statistic is 1.16
Explanation of Solution
Given information:
Where:
Steps:
The difference between the means of two populations i.e.
Test statistics is a random variable which is calculated from the sample data and used in hypothesis testing.
Test statistic calculates the degrees of acceptance between sample data and null hypothesis.
Formula used:
The test statistic for a hypothesis test for two population means is:
Where:
Calculation:
Test statistic:
Substituting
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Chapter 11 Solutions
Beginning Statistics, 2nd Edition
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