Which of the following is the best description of a distribution of sample means? A All possible sample means taken from a population B The set of means for all possible random samples of a given size (N) taken from a population

What is this difference between sample statistics and population parameters called?

A

Standard deviation of the score

B

Sampling error

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2

If you obtained a random sample of 25 women from this population, what is your best guess as to what the mean height will be for that sample?

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Numeric Answer:

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3

In general, the _____ the sample, the closer the sample statistic should be to the population parameter.

A

larger

B

smaller

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5

Which of the following is the best description of a distribution of sample means?

A

All possible sample means taken from a population

B

The set of means for all possible random samples of a given size (N) taken from a population

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6

According to the central limit theorem, the mean of the distribution of sample means will be equal to what value?

A

0

B

µ

C

σ

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7

According to the central limit theorem, the standard deviation of the distribution of sample means will be determined by what formula?

A

N​ σ

B

SSN−1 SSN−1

C

NΣX

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