# Elementary statistics

*label*Mathematics

*timer*Asked: Apr 14th, 2015

**Question description**

Assignment Scenario that you need to answer: 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 ofσ = 15 for the test. We want to test that the average aptitude test is more than 100 at the α= 0.05level. 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.