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A population of N = 7 scores has a mean of 10. If one score with a value of X = 4 is removed from the population, what is the value for the new mean?

What is the critical value for factor A in a Factorial ANOVA with N=25, 4 levels for factor A and 5 levels for factor B, and an alpha level of 0.05?

For a sample with M = 50 and s = 12, what is the X value corresponding to z = –0.25?

One item on a questionnaire asks students how many times in a typical week they eat at a fast-food restaurant.  The responses for a sample of n = 10 students are summarized in the frequency distribution. What is the best measure of central tendency for these data?X                             f5 or more          24                             33                             22                             11                             10                             1

The values in the following matrix are treatment means from a two-factor study. One of the means is missing. What value for the missing mean would most likely result in no interaction?     B1 B2 A1 11 19 A2 15 ?

What is the critical value for a repeated measures ANOVA with N=25, 4 levels for factor A, dfWG = 52, and an alpha level of 0.05?

A sample with M = 85 and s = 12 is transformed into z-scores.  After the transformation, what are the values for the mean and standard deviation for the sample of z-scores?

Which of the following is expected if the null hypothesis is true for an analysis of variance?

Which of the following has the greatest correlation?

The results of an independent-measures research study are reported as “t(20) = 2.12, p < .05, two tails." For this study, what t values formed the boundaries for the critical region?