You have conducted an experiment to determine how children diagnosed with ADD perform on group and individualized tasks

You have conducted an experiment to determine how children diagnosed with ADD perform on group and individualized tasks. In addition, the tasks are classified as difficult or easy. The children were independently assigned to each of the four conditions (difficult group, easy group, difficult individualized, easy individualized). You have measured mean performance of the groups on talk solution.

a. What kind of design have you used?

b. What are the IVs and what is the DV?

c. Using the data on the next page, graph each main effect and the interaction using group

means. Describe what seems to have occurred. Higher scores are better.