Consider the following data that represents a random sample out of a very large

Question

Consider the following data that represents a random sample out of a very large population:

0.43, 4.89, 5.29, 5.16, 0.59, 7.50, 4.48, 6.22

(a) Create a QQ plot of the data. Do you think it is reasonable to assume that the population distribution is normal? Explain your answer.

(b) Regardless of your answer to (a), use R to perform the bootstrap with 2000 resamplings to create a 90% CI for . Since answers will differ for this question, it is critical that you show your R code and output to get full credit.

(c) Regardless of your answer to (a), assume the population distribution is normal and use that fact to create a 90% CI for .

(d) Compare your answers to parts (b) and (c). Which one do you think is more correct, and why?

Explanation / Answer

Consider the following data that represents a random sample out of a very large

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