# The average income in a state was​\$64 comma 64,000per person per year. Suppose the standard deviation is​\$29 comma 29,000and the distribution is​ right-skewed. Suppose we take a random sample of 100 residents of the state. Complete parts​ (a) and​ (b) below.a. What value should we expect for the sample​ mean? Why? b. What is the standard error for the sample​ mean?

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The average income in a state was
​\$64 comma 64,000
per person per year. Suppose the standard deviation is
​\$29 comma 29,000
and the distribution is​ right-skewed. Suppose we take a random sample of 100 residents of the state. Complete parts​ (a) and​ (b) below.
a. What value should we expect for the sample​ mean? Why?

b. What is the standard error for the sample​ mean?
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Step 1

It is given that the average income of residents in a state is 64,000 and standard deviation is 29,000. The size of the sample of residents is 100.

Step 2

a.

The value of the sample mean is same as the population mean.

According to central limit theorem, as samp...

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