Mathematics, 11.05.2021 20:20 cecem58
A study was conducted to determine if the salaries of elementary school teachers from two neighboring districts were equal. A sample of 15 teachers from each district was randomly selected. The mean from the first district was $26,900 with a standard deviation of $2,350. The mean from the second district was $30,300 with a standard deviation of $2,200. Test the claim that the salaries from both districts are equal. Use α = 0.05. Not pooled.
1What are the hypotheses?
2What type of test should be performed?
3What is the test statistic?
4What is the conclusion?
Answers: 3
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A study was conducted to determine if the salaries of elementary school teachers from two neighborin...
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