Because the Sampling Distribution of Sample Means Is Normally Distributed,we $z=\frac{M-\mu_{M}}{\sigma_{M}}$

question 66

Multiple Choice

Because the sampling distribution of sample means is normally distributed,we can use the z transformation formula to find probabilities.Which of the following gives the appropriate notation for this formula?

• A)\( z=\frac{M-\mu_{M}}{\sigma_{M}} \)
• B)\( Z=\frac{M-\mu}{\sigma_{M}} \)
• C)\( z=\frac{M-\mu}{\frac{\sigma}{\sqrt{n}}} \)
• D) all of these

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