Statistics Homework. Multiple choice, one answer. Please provide excel formulas

28. Which of the following statements is m? A. The Central Limit Theorem states that a sampling distribution will not have the same shape as the population distribution from which it is taken. B. The Central Limit Theorem states that the standard deviation of a sampling distribution of means (With n) 1) will have a smaller standard deviation than the population distribution from which it is taken. C. The Central Limit Theorem states that the mean of a sampling distribution of means will have a different mean as the population distribution from which it is taken. D. None of A-C is true. 29. Determine the critical z-values for an 80% condence interval. A_ $1.00 B. 11.28 C. $1.65 D. $1.20 30. POPT Popcorn is trying to determine the percentage of kernels of popcorn that will pop with the maximum error of 1.7%. How many kernels must be sampled to meet this requirement at the 95% condence level? A. 29 B. 58 C. 2341 D. 3324 31. In a marketing Survey, a random sample of 925 shoppers revealed that 705 remained loyal to their favorite supermarkets during the past year. Find a 95% condence interval for the percentage of people who will remain loyal to their supermarket. A. .69

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