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What is the probability that a normal random variable will take a value that is less than 1.05 standard deviations above its mean?

User Kevinadi
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Complete Question

What is the probability that a normal random variable will take a value that is less than 1.05 standard deviations above its mean? In other words, what is P(Z < 1.05)

A 0.8531

B 0.1468

C 0.9332

D 0.0668

Answer:

The correct option is A

Explanation:

Generally from the z table the area under the normal curve to the left corresponding to 1.05 is


P(Z < 1.05) = 0.8531

User Srean
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