# Probabilities for an iid Sample

Suppose X1,X2,...,X120 is an iid sample taken from a population with mean (mu)=20 and standard deviation (sigma) = 10.

a) Can you find P(X1 > 22)? If so find it, if not state reason.

b) Find P(X(bar) > 22)

https://brainmass.com/statistics/descriptive-statistics/probabilities-iid-sample-140125

#### Solution Preview

Suppose X1,X2,...,X120 is an iid sample taken from a population with mean (mu)=20 and standard deviation (sigma) = 10.

a) Can you find ...

#### Solution Summary

The solution calculates the probabilities in an iid sample.

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