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Table 6 Regression slope homogeneity test (critical thinking)

From: The effect of implementing a critical thinking intervention program on English language learners’ critical thinking, reading comprehension, and classroom climate

Source

Sum of Squares

df

Mean square

F

p-value

Group

2002.84

1

2002.84

72.35

0.2

Pretest

30.55

1

30.55

1.1

0.3

Pretest × Group

765.48

1

765.48

27.65

0.000

Error

996.55

36

27.68