Dependent variable

Independent variable

Creativity

Model 1

Model 2

Model 3

B

B

Constant term

1.357

2.643

.241

Z-score of optimism

.682

.288

.016

Z-score of playfulness

.427

.533

Z-score of optimism × Z-score of playfulness

.263

R

.450

.749

.979

R2

.202

.561

.958

Adjusted R2

.201

.559

.957

ΔR2

.308a

.398b

F value

118.639

381.708

4377.066

p value

.000***

.000***

.000***