Blog

On Halloween, Oprah puts candy out in a bowl – there are 20 Reese’s, 25 Junior Mint boxes, and 15 Laffy Taffy’s. When the first tricker-treater comes by, what is the probability they choose a Laffy Taffy?

Students in Dr. Gallimore’s class took an exam; the mean was an 85 with a standard deviation of 2. What was the proportion of students receiving an exam score between 88-92?

The first sample from an independent-measures study has n = 4 with SS = 100. The second sample has n = 8 and SS = 140. What is the pooled variance?

While working with a sample, you notice a few outliers. In this case, the best measure of central tendency would be _____

Which z-score is farthest from the mean?

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 main effect for factor B?     B1 B2 A1 10 16 A2 18 ?

Which of the following is not an appropriate dependent variable for repeated measures ANOVA?

Carter’s z-score on his math test was -4. The mean score for the math test was 68 with a standard deviation of 5. What was Carter’s raw score?

While working with a sample, you notice a few outliers. In this case, the best measure of central tendency would be _____

For the following frequency distribution, what is the proportion associated with X = 4?X         f5          24          43          12          3