Calculate d^ for the comparison of WL with SIT in Exercise 16.18 using the standard deviation of the Control group to standardize the difference.
Answer to relevant QuestionsAnother way to look at the Eysenck study mentioned in Exercise 16.1 is to compare four groups of participants. One group consisted of Younger participants who were presented the words to be recalled in a condition that ...Langlois and Roggman (1990) took facial photographs of males and females. They then created five groups of composite photographs by computer-averaging the individual faces. For one group the computer averaged 32 randomly ...Foa, Rothbaum, Riggs, and Murdock (1991) conducted a study evaluating four different types of therapy for rape victims. The Stress Inoculation Therapy (SIT) group received instructions on coping with stress. The Prolonged ...Even without picking up your pencil you can probably determine at least one conclusion about the data in Exercise 17.13. What is that conclusion, and why is it of no interest? Make up a set of data for a 2 3 2 design that has no main effects but does have an interaction.
Post your question