Academic tutoring (No)

Academic tutoring (Yes)

Difference between groups

Sample size

Mean

Sample size

Mean

Variables

Cognitive ability

12,911

−0.107

6576

0.209

−0.316***

Non-cognitive ability

11,457

−0.221

5939

0.583

−0.803***

Academic tutoring

12,911

0

6576

1

−1

Interest tutoring

12,911

0.189

6576

0.398

−0.208***

SES

12,911

−0.301

6576

0.590

−0.891***

Relationship between parents

12,341

2.728

6357

2.759

−0.031***

Relationship with your mother

12,853

2.683

6539

2.744

−0.060***

Relationship with your father

12,825

2.566

6532

2.594

−0.028***

Gender

12,911

0.529

6576

0.489

0.040***

Height

12,460

160.9

6421

162.9

−1.978***

Number of siblings

12,911

0.857

6576

0.504

0.353***

Teacher attention

12,628

15.02

6455

16.07

−1.043***

Progress on peers

12,511

2.209

6377

2.414

−0.205***

Preschool education

12,816

0.766

6519

0.862

−0.095***