Suppose that x has a distribution with $\mu$ = 21 and $\sigma$ = 5. If a random sample is taken of size n = 58, find . $$\mu _ { x } ^ { - }$$
A)5.00
B)0.66
C)2.76
D)13.81
E)21.00

Name: Suppose that x has a distribution with $\mu$ = 21 and $\sigma$ = 5. If a random sample is taken of size n = 58, find . \[\mu _ { x } ^ { - }\] A)5.00 B)0.66 C)2.76 D)13.81 E)21.00
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Quizplus · Accepted Answer

The sample mean $\mu_{\bar{x}}$ is equal to the population mean $\mu$, which is given as 21.

Suppose That X Has a Distribution With μ\muμ = 21 And σ\sigmaσ

Suppose That X Has a Distribution With $\mu$ = 21 And $\sigma$