34 Suppose x is a normally distributed random variable with mean 100 and standard deviation 8. Draw...

Question:

34 Suppose x is a normally distributed random variable with mean 100 and standard deviation 8. Draw a rough graph of the distribution of x . Locate m and the interval m { 2s on the graph. Find the following probabilities:

a. P(m - 2s … x … m + 2s) .9544

b. P(x Ú m + 2s)

c. P(x … 92)

d. P(92 … x … 116)

e. P(92 … x … 96)

f. P(76 … x … 124)

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Related Book For  book-img-for-question

Statistics

ISBN: 9781292022659

12th International Edition

Authors: James T Mcclave, Terry Sincich

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