Question

3) A district sales manager claims that sales representatives at her company make an average of no more than 40 sales calls per month. Some of the sales representatives have stated that the average is higher than 40 sales calls per month. a) State the Hypothesis to show the average is higher than 40 sales calls per month. b) Choose a level of a. Use a = 0.05 for this problem. c) To test the hypothesis, you take a sample of 28 sales representatives and records the number of sales calls they made last month. The data appear in the Sales Calls worksheet of the HW1 data workbook on Moodle. Collect data and calculate necessary statistics to test the hypothesis. d) Sketch the sampling distribution. Include the critical value and test statistic e) Draw a conclusion and report that in the problem context.

Answer 1

,o tTiven, Tu Company make an ates, age of no måe tan 4o Sates calls es month. T-testfo lypothests of fhe mean Somple Sfandlosd deuiation . 0.39m P valwo 010000 Since Calculated Pr0000 L o.os le vel. Refect te nul hijpo thes/c.