Question
For multiple sclerosis patients we wish to estimate the mean age at which the disease was first diagnosed. We want to be 95% confident that
For multiple sclerosis patients we wish to estimate the mean age at which the disease was first diagnosed. We want to be 95% confident that the point estimate is within 5 years of the true mean. If the population variance is 120, how large should our sample be?
(A) 18 (B) 25 (C) 19 (D) 30 (E) 2213
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Basic College Mathematics With Early Integers (Subscription)
Authors: Elayn Martin Gay
4th Edition
0135181267, 9780135181263
