What does a z-score of -1.34 indicate for a score?

What would we expect to see in a positively skewed distribution?

What is the critical value for factor B in a Factorial ANOVA with N=77, 6 levels for factor A and 4 levels for factor B, and an alpha level of 0.05?

If I have a mean of 25 (ΣX= 100, n=4) and add another score of 25, what would the new mean equal?

A 99% confidence interval for the population mean ranges from 26 to 30. Based on this information:

What is the sum of squared deviations?   7, 4, 3, 2, 7, 1, 4

For a particular population a sample of n = 4 scores has an expected value of 10.  For the same population, a sample of n = 25 scores would have an expected value of ____.

A professor is using a new teaching method that is supposed to decrease his students’ exam scores. A one-tailed t-test was used. The critical value is 2.75 and the obtained value is 3.23. Which of the following is correct?

Which of the following would not be likely to be an example of an operational definition of a happy marriage?

Which of the following is an example of an ordinal scale?