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Question: What does the CLT say? Asked what the central limit theorem says, a student replies, "As you take larger and larger samples from a population, the histogram of the sample values looks more and more Normal." Is the student right? Explain your answer. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
Surveys 32 currents students discovering that 12 will return for summer school. b. with a 0.95 probability, how large of a sample would have to be taken to provide a margin of error of 3% or less?
Find the probability that the manager reaches her client in two or fewer calls.- Find the probability that the manager reaches her client on the second call but not on the first call.
According to a national survey of 1,500 Silverman Sachs customers, 1,050 of them were either satisfied or very satisfied with their financial advisor.
The manager of Colonial furniture has been reviewing weekly advertising expenditures. During the past 6 months, all advertisements for the store have appeared in the local newspaper.
If nine managers who recently changed jobs are randomly chosen, what is the probability that Three changed for intellectual challenges.
Stanford University conducted a study of whether running is healthy for men and women over age 50. During the first eight years of the study.
The Martin Company is in the process of planning for new production facilities and developing a more efficient distribution system design. At present, it has one plant at St.Louis with a capacity of 30000 units.
Using a 1% level of significance, can we say that there is a difference in the average waiting time between the two shops? Find the critical value(s).
When coaching or training athletes, the tests employed to predict performance or determine training methods incorporate statistical methods. Why are these methods so effective?
In a sample of 14 of the bowling balls the sample standard deviation was found to be 0.52 pounds. Construct a 95% confidence interval for the variance of the bowling ball weight.
Let the following linear programming problem: Determine the optimal solution to this problem. Convert this problem standard LP form.
a) Identify the null hypothesis and alternative hypothesis. b) Determine the test statistic. Show all work; writing the correct test statistic, without supporting work, will receive no credit.
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