24. In past years, the average amount men spent on a holiday gift for their wife was $150. A marketing company believes the amount has increased. Describe what a type ll error would be in the context of this problem. A. Reject Ho even though the average expenditure has increased. B. Reject Ho even though the average expenditure has NOT increased. C. DO NOT reject Ho even though the average expenditure has increased. D. DO NOT reject Ho even though the average expenditure has NOT increased. 25. The mean score on the SAT Math portion of the exam is 520. A test preparation company states that the mean score of students who enroll in their course is higher at 550. A researcher wants to determine if this claim is true. The researcher correctly concludes that she should not reject the null hypothesis. This implies that a. The researcher determined that the scores of those who take the course are NOT different than those who don't b. The researcher determined that the scores of those who take the course ARE different than those who don't c. She made a type 1 error d. She made a type 2 error