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For a Variable with = 3

Question 37

Multiple Choice

For a variable with For a variable with = 3.50, how large should the sample be for a desired 95% confidence interval width of 1.50? A) 9 B) 21 C) 84 D) 441 = 3.50, how large should the sample be for a desired 95% confidence interval width of 1.50?


A) 9
B) 21
C) 84
D) 441

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