Question

Suppose you administer a certain aptitude test to a random sample of 9 students in your high school, and the average score is 105. Assume a standard deviation of σ = 15 for the test. We want to test that the average aptitude test is more than 100 at the α = 0.05 level. List out the five steps in hypothesis testing and be sure to write sentences explaining what you should do using the information given to you in the previous sentences, based on:

5 Steps in Hypothesis Testing

Step1 – State the hypotheses and identify the claim

Step 2 – Compute the test value

Step 3 – Find the p-value

Step 4 – Make the decision

Step 5 – Summarize the results

Answer 1