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(a)Describe thedistribution. Compute the mean and standard deviation of the distribution. (For each answer, enter a number.) (b)Find the z value corresponding to=83. (Enter an

(a)Describe thedistribution.

Compute the mean and standard deviation of the distribution. (For each answer, enter a number.)

(b)Find thezvalue corresponding to=83. (Enter an exact number.)

(c)FindP(

(d)Would it be unusual for a random sample of size64from thexdistribution to have a sample mean less than83? Explain.

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