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10-20. In order to calculate the estimated standard error of difference, all that need be known is (are)

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D

10-16. When pairs of samples are selected from two separate populations, the mean of the distribution of differences is assumed to be

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A

When the difference between pairs of randomly selected means are obtained, the resulting distribution is called

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B

10-15. Regarding the distribution of differences, the assumption of normality is based on

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When graphing the distribution of differences, the ordinate is used to represent

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10-19. Whenever the distribution of differences is normally shaped, and all its assumptions are met, then

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10-13. When selecting a pair of random-sample means from a single population, the probability of the first mean being higher than the second mean is

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10-10. The estimated standard error of difference may be obtained on the basis of the information contained in

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The estimated standard deviation of the distribution of differences is used to predict the

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10-17. In order to use the estimated standard error of difference for making probability estimates, both samples must

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Whenever the mean of the distribution of differences equals zero, then one can be fairly safe in concluding that

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10-12. The Central Limit theorem states that the distribution of differences is

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When graphing the distribution of differences, the abscissa is used to represent

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When all samples are drawn from a single population, the mean of the distribution of differences should approximate

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If the mean of the distribution of differences were to equal -6.00, this would indicate that

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If all the possible pairs of sample means were obtained from a single population, the mean of the distribution of differences would be

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