Use the Following Information for Questions

Multiple Choice

Use the following information for questions:
An experiment is conducted to compare the enthusiasm of participants performing two different tasks. Before starting the task, the personality type of the participants is determined. Two groups are then formed: one group of personality type A people and an equal size group of personality type B people. There were more type A people in the initial sample, so they were randomly sampled until the right number was reached. Then half of the participants in each group was given one of two tasks. The one task is easy and earns the participants $1. The other task is difficult and earns the participant $10. Part of the computer output is shown below.

-How many degrees of freedom are associated with the F-statistic for the interaction effect?

A) 4 and 59
B) 2 and 59
C) 1 and 56
D) 2 and 56