Probability that height will be more than sixty nine inches

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The heights of all adults in Canada are normally distributed with a mean of 67 inches and a population standard deviation of 4 inches. For any one person selected at random, what is the probability that their height will be:

a) more than 69 inches?
b) between 64.5 and 69.3 inches?
c) less than 56 inches?

Reference no: EM13150406

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