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A population has a mean of µ = 30.  If 3 points are added to…

A population has a mean of µ = 30.  If 3 points are added to each score, what is the mean for the new distribution?

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The sum of the squared deviation scores is SS = 20 for a sam…

The sum of the squared deviation scores is SS = 20 for a sample of n = 5 scores.  What is the variance for this sample?

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An analysis of variances produces dfbetween = 3 and dfwithin…

An analysis of variances produces dfbetween = 3 and dfwithin = 24.  If each treatment has the same number of participants, then how many participants are in each treatment?

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A research report concludes that there are significant diffe…

A research report concludes that there are significant differences among treatments, with “F(2, 27) = 8.62, p < .01.”  If the same number of participants was used in all of the treatment conditions, then how many individuals were in each treatment?

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The relationship between a statistic and a parameter is the…

The relationship between a statistic and a parameter is the same as the relationship between ____.

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If other factors are held constant, which of the following s…

If other factors are held constant, which of the following sets of data is most likely to produce a significant value for the repeated-measures t statistic?

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In a related-samples t-test, what concept does the numerator…

In a related-samples t-test, what concept does the numerator of the t-ratio measure?

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Using z-scores, a population with µ = 37 and σ = 6 is standa…

Using z-scores, a population with µ = 37 and σ = 6 is standardized so that the new mean is µ = 50 and σ = 10.  After the standardization, one individual has a score of X = 55.  What was this individual’s score in the original distribution?

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In a two-factor ANOVA, what is the implication of a signific…

In a two-factor ANOVA, what is the implication of a significant AxB interaction?

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What is the critical value for a repeated measures ANOVA wit…

What is the critical value for a repeated measures ANOVA with N=32, 5 levels for factor A, , dfWG = 60, and an alpha level of 0.01?

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