Consider Review Exercise 9 103 Let us assume that the data have not been collected yet and that previous statistics suggest that $4000 Are the sample sizes in Review Exercise 9 103 sufficient to produce a 95 confidence interval on having a width of only $1000 Show all work 1 2 1 2 1 2

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Question: Consider Review Exercise 9.103. Let us assume that the data have not been collected yet and that previous statistics suggest that = =

Consider Review Exercise 9.103. Let us assume that the data have not been collected yet and that previous statistics suggest that σ = σ = $4000. Are the sample sizes in Review Exercise 9.103 sufficient to produce a 95% confidence interval on μ – μ having a width of only $1000? Show all work.

1 2 1 2 1 2

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