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Farm Sizes Ten years ago, the average acreage of farms in a certain geographic region was 65 acres. The standard deviation of the population was
Farm Sizes Ten years ago, the average acreage of farms in a certain geographic region was 65 acres. The standard deviation of the population was 7 acres. A OO recent study consisting of 29 farms showed that the average was 63.5 acres per farm. Test the claim, at a = 0.05, that the average has not changed by finding the P-value for the test. Assume o has not changed and the variable is normally distributed. Part: 0 / 5 Ed Part 1 of 5 (a) State the hypotheses and identify the claim. Ho : (Choose one) 4 0 0=0 H 1 : (Choose one) This hypothesis test is a (Choose one) V test. X 5Espaol Medical School Applications A medical college dean read that the average number of applications a potential medical school student sends is 7.8. She thinks that the mean is lower. So she selects a random sample of 32 applicants and asks each how many medical schools they applied to. The mean of the sample is 6.8. The population standard deviation is 2.6. Test her claim at or = 0.05. Assume that the variable is normally distributed. Use the critical value method with tables. 8 Part: 0/ 5 6) Part 1 of5 on State the hypotheses and identify the claim with the correct hypothesis. I-lgl I HD:|:' l(choose one) v l l4 >
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