24. Bonus Plans and Automobile Sales. The manager of an automobile dealership is considering a new bonus plan designed to increase sales volume. Currently, the mean sales volume is 14 automobiles per month. The manager wants to conduct a research study to see whether the new bonus plan increases sales volume. To collect data on the plan, a sample of sales personnel will be allowed to sell under the new bonus plan for a one-month period. W a. Develop the null and alternative hypotheses most appropriate for this situation. HIDE ANSWER

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