A rental car agency has 15 rental cars on its lot. The following table shows the mileage of each car. Use the data to complete parts a through d below. P O 8,888 19,349 11,546 18,085 10,595 6,836 14,297 6,234 4,586 11,044 13,049 19,715 4,410 16,559 15,115 a. Calculate the mean for this population. P= (Round to one decimal place as needed.) b. Calculate the sampling error using the 5 cars in the first row as your sample. The sampling error for the first 5 cars is (Round to one decimal place as needed.) O c. Calculate the sampling error using the 10 cars in the first two rows as your sample. The sampling error for the first 10 cars is (Round to one decimal place as needed.) d. How does increasing the sample size affect the sampling error? OA. In general, increasing the sample size has no effect on the sampling error. OB. In general, increasing the sample size makes the sampling error larger. OC. In general, increasing the sample size makes the sampling error smaller. C

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