Need help answering questions 23 to 26 A population is normally distributed with

Question

Need help answering questions 23 to 26 A population is normally distributed with a mean of 50 and a standard deviation of 10. If you had a sample of 4, the standard error would be a. 2.5 b. 1.25 c. 5 d. 0.625 Given the hypotheses: H_0: Professor Belliard's students are not cooler than the average Lehman Student H_1: Professor Belliard's students are cooler than the average Lehman Student. The hypothesis test used would be a. One-sided, Left b. One-sided, Right c. Two-sided d. There's not enough information. The sign (+/-) of a Z score tells you what about that value? a. Its distance from the mean. b. Whether the value is good or bad c. How normal the value is. d. Whether a value is above or below the mean. I am going to pass this final! a. True b. False

Explanation / Answer

23. Option C is correct

24. Option B is correct

25. Option D is correct

26. Option A is correct

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