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If You Need to Estimate the Population Mean Within 2

Question 72

Multiple Choice

If you need to estimate the population mean within 2.5 units and with a confidence level of 95%.The minimum value observed is 15 and the maximum, 65.What sample size would you use?


A) 9
B) 10
C) 81
D) 96
E) 97

Correct Answer:

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