A random variable z having a standard normal distribution

Reference no: EM1316562

Probability using Z-score.

Find the probabilities that a random variable Z having a standard normal distribution will take on a value:

a) Between 0.87 and 1.28

b) Between -0.34 and 0.62

c) Greater than 0.85

d) Greater than -0.65

Reference no: EM1316562

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