Answer:
a.accountants
b.negative character traits
c.rating score
d.high, moderate, low; binomial, number
e. there aren't any
Explanation:
The experimental unit was the group of students. The response variable was the behavior expressed by them. The factors were the Mach rating scores, gender and income. The levels are high, moderate, and low for the rating scores. For the others, binomial for gender, and a number for income. There are no treatments in this experiment.