A consumer research company would like to test the hypothesis that the average spending per week is more than $12 at Starbucks for the average college student. A recent report indicates that college students spend an average of $11.36 a week at Starbucks, with a standard deviation of $2.00.

Sample size of 15. Using = 0.01, what conclusions can a consumer research company make? The critical value of this test from the Table is 2.500.

Write out the null and alternative hypothesis in symbols. Conduct the 6-step hypothesis test. Label each step in your work. State decision in context of given business problem.

TASKS: Write up solutions for a, b, c. Type in calculated statistic in the input box. Round to three decimal places.