Question: Let the random variable Z follow a standard normal distribution. a. The probability is 0.70 that Z is less than what number? b. The probability

Let the random variable Z follow a standard normal distribution.
a. The probability is 0.70 that Z is less than what number?
b. The probability is 0.25 that Z is less than what number?
c. The probability is 0.2 that Z is greater than what number?
d. The probability is 0.6 that Z is greater than what number?

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