Math 227 - Statistics » Fall 2020 » Sec 7.2 Quiz

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Question #1
A normal population has a mean μ = 29 and standard deviation σ = 6. What is the probability that a randomly chosen value will be greater than 36?
A.   0.122
B.   0.121
C.   0.211
D.   0.191
Question #2
The weights of 6-week-old poults (juvenile turkeys) are normally distributed with a mean 9.0 pounds and standard deviation 2.5 pound(s). Find the 75 percentile of the weights.
A.   10.25
B.   11.52
C.   10.67
D.   10.95

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