What requirements are necessary for a normal probability distribution to be a st

Question

What requirements are necessary for a normal probability distribution to be a standard normal probability distribution?

Choose the correct answer below.

A.

The mean and standard deviation have the values of

mu equals 0=0

and sigma equals 0.=0.

B.

The mean and standard deviation have the values of

mu equals 1=1

and sigma equals 0.=0.

C.

The mean and standard deviation have the values of

mu equals 1=1

and sigma equals 1.=1.

D.

The mean and standard deviation have the values of

mu equals 0=0

and sigma equals 1.=1.

Explanation / Answer

The standard normal distribution is a special case of the normal distribution. It is the distribution that occurs when a normal random variable has a mean of zero and a standard deviation of one.

so answer is (D)

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