Question 1)

Cohen's d and R-squared are similar in that they

a. are both calculated in the exact same way

b. are both expressed as a percentage of variance

c. are both used in ANOVA

d. are both measures of effect size

Question 2)

The term in a linear prediction rule that represents the intercept of a regression line is

a. x

b. b

c. a

d. predicted y

Question 3)

In regression, r-squared

a. the amount of variance in the DV accounted for by the IV

b. the correlation coefficient

c. the slope of the line

d. the SS Error

Question 4)

Error in regression is figured by

a. Y -

b. Y - X

c. Y - b

d. Y minus the mean of Y

Question 5)

The sum of the squared errors when predicting from the mean is called the

a. SSError.

b. proportionate reduction in error.

c. SSTotal.

d. proportion of variance accounted for.

Question 6)

If a counseling psychologist wants to predict college grades from high school grades, college grades are the

a. criterion variable

b. predictor variable

c. independent variable

d. causal variable

Question 7)

The best regression lineis the one that has the least

a. squared error when predicting using that line

b. least squared error when predicting from the mean

c. total variance accounted for by regression

d. amount of y scores involved in prediction

Question 8)

A personnel psychologist studying adjustment to the job of new employees found that employees' amount of education(in # of years) predicts ratings by job supervisors two months later. The regression constant in the linear prediction rule for predicting job ratings from education is .5 and the regression coefficient is .4.What would the predicted job ratingby for someone who had 8 years of education?