A data set includes data from student evaluations of courses. The summary statistics are n=87​, x=3.69​, s=0.53. Use a 0.10 significance level to test the claim that the population of student course...


A data set includes data from student evaluations of courses. The summary statistics are


n=87​,

x=3.69​,

s=0.53.

Use a 0.10 significance level to test the claim that the population of student course evaluations has a mean equal to 3.75. Assume that a simple random sample has been selected. Identify the null and alternative​ hypotheses, test​ statistic, P-value, and state the final conclusion that addresses the original claim


a) What are the null and alternative hypotheses?


b) Determine the test statistic.


c) Determine the P-value


d) __(fail to reject/reject). There is (not sufficient/sufficent) evidence to conclude that the mean population of student course evaluations is equal to 3.75 (is/is not) correct.




Jun 06, 2022
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