Your Turn Answers

Fill in the answers

1. A continuous (Interval) DV requires the use of a General Linear model.

2. A Categorical DV requires the use of a Generalized Linear model.

3. If you are interested in whether or not a variable is having a unique effect on a DV, then use ANOVA.

Fill in the gaps in the table and in the model formula to complete the results

Below are the results of a GLM analysis looking at three variables that might influence a student’s overall grade. There were 51 participants.

img1

OverallGrade = 52 – 0.521 × PStress + 0.01 × ConfidenceStart + 0.401 × PredictedGrade + img1

Coefficient

Estimated value

SE

T

df

p-value

Intercept

52.5

13.41

n/a

47

n/a

PStress

–0.521

0.380

–1.37

47

0.174

ConfidenceStart

0.010

0.067

0.15

47

0.882

PredictedGrade

0.401

0.147

2.72

47

0.008

Are any of the variables a significant predictor of OverallGrade? PredictedGrade