Question

In: Statistics and Probability

A probability distribution of all possible sample means for a particular sample size is the _____....

A probability distribution of all possible sample means for a particular sample size is the _____.

The mean of all possible sample means is __________________ the population mean.

If we decrease the sample size from 20 to 10, the standard error of the mean will ________________.

If a population follows the normal distribution, what is the shape of the distribution of the sample means?

A _____________________ is a single value computed from sample information used to estimate a population parameter.

A ________________________ is a range of values within which the population parameter is likely to occur.

A _____________________ shows the fraction of a sample that has a particular characteristic.

To construct a confidence interval for a mean, the z distribution is used only when the ________________ is known.

What is the appropriate Z score for a 78% confidence interval?

What is the appropriate Z score for a 62% confidence interval?

Word Bank Below:

( population standard deviation) (sampling distribution of the sample mean) (point estimate) (equal to) (0.88) (confidence interval) (increase) (1.23) (normal distribution) (proportion)

Solutions

Expert Solution

A probability distribution of all possible sample means for a particular sample size is the __(sampling distribution of the sample mean)___.

The mean of all possible sample means is ________ (equal to)__________ the population mean.

If we decrease the sample size from 20 to 10, the standard error of the mean will ______ (increase)__________.

If a population follows the normal distribution, what is the shape of the distribution of the sample means? (normal distribution)

A ______point estimate_______________ is a single value computed from sample information used to estimate a population parameter.

A _________(confidence interval) _______________ is a range of values within which the population parameter is likely to occur.

A _______(proportion)______________ shows the fraction of a sample that has a particular characteristic.

To construct a confidence interval for a mean, the z distribution is used only when the ______( population standard deviation)__________ is known.

appropriate Z score for a 78% confidence interval=1.23

What is the appropriate Z score for a 62% confidence interval=0.88

orchestra answered 1 year ago
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