Random variable is normally distributed with the mean


A random variable is normally distributed with the mean of 60 and standard deviation of 9.

a) determine the probability that a randomly selected value from the distribution will be less than 46.5?

b) determine the probability that a randomly selected value from the distribution will be greater than 78?

c) determine the probability that a randomly selected value will be between 51 and 73.5?

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Basic Statistics: Random variable is normally distributed with the mean
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