Question

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

n=90​,

x=3.32​,

s=0.68.

Use a 0.05 significance level to test the claim that the population of student course evaluations has a mean equal to 3.50.

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.

What are the null and alternative​ hypotheses?

Determine the test statistic.

State the final conclusion that addresses the original claim.

(Reject or Fail to Reject) H0. There is (sufficient or insufficient) evidence to conclude that the mean of the population of student course evaluations is (greater than or is or is not or is less than) 3.50.

Answer 1