Table 1 Results of one-way ANOVA and Scheffe test in the levels of comprehension of “who and which” object and subject questions due to each group.

From: Comprehension of wh-questions among Jordanian children with autism spectrum disorder and specific language impairment

Hypothesis

Type of questions

Groups

Mean

SD

F

p

H1

Who subject questions

Two-figure tasks

ASD

1.27#

3.75

168.215

0.0001**

SDLI

16.93

16.93

Control

19.67

3.47

Three-figure tasks

ASD

1.87#

4.67

138.821

0.0004**

SDLI

16.20

16.2

Control

19.53

2.51

H2

Who object questions

Two-figure tasks

ASD

0.20#

0.77

581.657

0.0002**

SDLI

16.67

16.67

Control

19.00

2.61

Three-figure tasks

ASD

0.67#

1.8

210.781

0.0001**

SDLI

12.73

12.73

Control

18.80

3.77

H3

Which subject questions

Two-figure tasks

ASD

0.00#

0.00

345.680

0.00001**

SDLI

13.67

3.35

Control

18.87

18.87

Three-figure tasks

ASD

0.53#

1.81

173.866

0.0003**

SDLI

9.93$

9.93

Control

18.67

4.04

H4

Which object questions

Two-figure tasks

ASD

0.00#

0.00

281.873

0.0005**

SDLI

7.60$

3.46

Control

18.13

18.13

Three-figure tasks

ASD

0.13#

0.52

455.654

0.0006**

SDLI

5.13$

5.13

Control

17.67

2.42

  1. **: significant difference; #: statistically significant difference with control; $: statistically significant difference with control.