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A real estate agency says that the mean home sales price in City A is the same as in City B. The mean home sales
A real estate agency says that the mean home sales price in City A is the same as in City B. The mean home sales price for 25 homes in City A is $127,487. Assume the population standard deviation is $25,870. The mean home sales price for 25 hon City B is $112,336. Assume the population standard deviation is $27,108. At a = 0.01, is there enough evidence to reject the agency's claim? Complete parts (a) through (d) below. (a) Identify the claim and state Ho and Ha- What is the claim? O A. The mean home sales price in City A is less than in City B. O B. The mean home sales price in City A is the same as in City B. O C. The mean home sales price in City A is greater than as in City B O D. The mean home sales price in City A is not the same as in City B. Let City A be sample 1 and let City B be sample 2. Identify Ho and Ha Ho : H1 VH2 Ha: Hy (b) Find the critical value(s) and identify the rejection region. Select the correct choice below and fill in the answer box within your choice (Round to two decimal places as needed.) O A. The critical value is zo = O B. The critical values are zo = + What is the rejection region? Select the correct choice below and fill in the answer box(es) within your choice. (Round to two decimal places as needed.) O A. z O C. z>
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