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20 questions

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- 1. Multiple Choice30 seconds1 pt
Population Mean

Mean of the Sampling Distribution of X-bar

Sample Mean

Proportion

- 2. Multiple Choice30 seconds1 pt
Select the correct description

Standard Deviation of the Sampling Distribution of Sample Means

Standard Deviation

Population Standard Deviation

Sample Standard Deviation

- 3. Multiple Choice30 seconds1 pt
Select the correct description

Average Percent

Population Proportion

Sample Proportion

Percent Slope of a Distribution

- 4. Multiple Choice30 seconds1 pt
Select the correct description

Population Mean

Proportion

Sample Mean

Population Median

- 5. Multiple Choice30 seconds1 pt
P

Probability of the event

Population proportion

Sample Proportion

Percent of Failure

- 6. Multiple Choice30 seconds1 pt
Sigma of P-Hat

Population Standard Deviation

Standard Deviation of the Sampling Distribution of Sample Means

Sample Percents of the Standard Deviation

Standard Deviation of the Sampling Distribution of Sample Proportions

- 7. Multiple Choice30 seconds1 pt
Select the correct description

Population Mean

Averages

Mean of the Sampling Distribution of X-bar

Sample Mean

- 8. Multiple Choice30 seconds1 pt
n

Distribution Shape

Sample Size

Sample Mean

Population Size

- 9. Multiple Choice30 seconds1 pt
N

Distribution Shape

Sample Size

Sample Mean

Population Size

- 10. Multiple Choice30 seconds1 pt
Select the correct description

Standard Deviation

Population Spread

Sample Standard Deviation

Population Standard Deviation

- 11. Multiple Choice30 seconds1 pt
Select the correct description

Mean of the Sampling Distribution of p-hat

Population Mean

Percents of Means

Proportions

- 12. Multiple Choice30 seconds1 pt
Select the correct description

Sample Range

Sample Standard Deviation

Spread of a Sample

Population Standard Deviation

- 13. Multiple Choice30 seconds1 pt
What does this formula do?

Calculates Standard Deviation

Checks if the samples are independent

Checks Normality

Calculates Probabilitie

- 14. Multiple Choice30 seconds1 pt
What does the 10% condition do

Calculates Standard Deviation

Checks if the samples are independent

Checks Normality

Calculates Probabilities

- 15. Multiple Choice30 seconds1 pt
What does this formula do?

Calculates Standard Deviation

Checks if the samples are independent

Checks Normality

Calculates Probabilities

- 16. Multiple Choice30 seconds1 pt
What does this formula do?

Calculates Standard Deviation for Sampling Dist. of Sample Means

Checks if the samples are independent

Checks Normality

Calculates Standard Deviation for Sampling Dist. of Sample Proportions

- 17. Multiple Choice30 seconds1 pt
Which two factors prove that the sampling distribution of X-bar is approximately normal?

n(p) >= 10 and n(1-p) >=10

the population is stated as approximately normal

n is greater than or equal to 30

the population is stated as symmetric

- 18. Multiple Choice30 seconds1 pt
Which best describes the sampling distribution shown below.

Unbiased Estimator

Biased Estimator

- 19. Multiple Choice30 seconds1 pt
Which best describes the sampling distribution shown below.

Unbiased Estimator

Biased Estimator

- 20. Multiple Choice30 seconds1 pt
A statistic is an unbiased estimator of a parameter when

in many samples, the values of the statistic are centered at the parameter

in many samples, the values of the statistic are close to the parameter

the statistic is calculated from a random sample.

in a single sample, the value of the statistic is equal to the parameter

- Answer choicesTagsAnswer choicesTags
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