The life spans of a species of fruit fly are normally distributed with a mean of 36 days and a standard deviation of 4 days. A SRS of 16 fruit flies is taken. What is the probability that the sample mean life span is between 34 and 38 days? 0.9545 0.0228 0.9772 This probability cannot be calculated because we do not know the distribution of .
The life spans of a species of fruit fly are normally distributed with a mean of 36 days and a standard deviation of 4 days. A SRS of 16 fruit flies is taken. What is the probability that the sample mean life span is between 34 and 38 days? 0.9545 0.0228 0.9772 This probability cannot be calculated because we do not know the distribution of .
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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