Question: A sample of size 5 will be drawn from a normal population with mean 60 and standard deviation 12. a. Is it appropriate to use

A sample of size 5 will be drawn from a normal population with mean 60 and standard deviation 12.

a. Is it appropriate to use the normal distribution to find probabilities for x̄?

b. If appropriate find the probability that ̄x will be between 50 and 70.

c. If appropriate find the 80th percentile of x̄.

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