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A population with µ = 85 and σ = 12 is transformed into z-sc…

A population with µ = 85 and σ = 12 is transformed into z-scores.  After the transformation, what is the standard deviation for the population of z-scores?

Published March 9, 2021
Categorized as Uncategorized

A repeated-measures ANOVA produced an F-ratio of F = 4.00 wi…

A repeated-measures ANOVA produced an F-ratio of F = 4.00 with df = 1, 14.  If the same data were analyzed with a repeated-measures t test, what value would be obtained for the t statistic?

Published March 9, 2021
Categorized as Uncategorized

A 99% confidence interval for the population mean ranges fro…

A 99% confidence interval for the population mean ranges from 46 to 50. Based on this information:

Published March 9, 2021
Categorized as Uncategorized

A repeated-measures experiment and a matched-subjects experi…

A repeated-measures experiment and a matched-subjects experiment each produce a t statistic with df = 10.   How many individuals participated in each study?

Published March 9, 2021
Categorized as Uncategorized

A researcher obtains t(20) = 2.00 and MD = 9 for a repeated-…

A researcher obtains t(20) = 2.00 and MD = 9 for a repeated-measures study.  If the researcher measures effect size using the percentage of variance accounted for, what value will be obtained for r2?

Published March 9, 2021
Categorized as Uncategorized

An analysis of variance produces SSbetween = 40 and MSbetwee…

An analysis of variance produces SSbetween = 40 and MSbetween = 20.  In this analysis, how many treatment conditions are being compared?

Published March 9, 2021
Categorized as Uncategorized

A sample of n = 4 scores has SS = 48.  What is the estimated…

A sample of n = 4 scores has SS = 48.  What is the estimated standard error for the sample mean?

Published March 9, 2021
Categorized as Uncategorized

What is the critical value for a correlation with n=32, two-…

What is the critical value for a correlation with n=32, two-tailed, and an alpha level of 0.01?

Published March 9, 2021
Categorized as Uncategorized

A set of n = 65 pairs of scores (X and Yvalues) produces a r…

A set of n = 65 pairs of scores (X and Yvalues) produces a regression equation of Ŷ = 8X + 17. Find the predicted Y value for an X score of -10.

Published March 9, 2021
Categorized as Uncategorized

What is the relationship among the separate F-ratios in a tw…

What is the relationship among the separate F-ratios in a two-factor ANOVA?

Published March 9, 2021
Categorized as Uncategorized

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