Skip to main content

Table 1 Summary statistics for key variables

From: Duration matters: peer effects on academic achievement with random assignment in the Chinese context

Variables

Obs.

Mean

S.D.

Notes

Awarded (1st year, self)

3578

0.43

0.495

0 = No

1 = Yes

Awarded (2nd year, self)

3578

0.431

0.495

0 = No

1 = Yes

Awarded (3rd year, self)

3578

0.429

0.495

0 = No

1 = Yes

Awarded (1st year, roommate)

3578

0.428

0.493

0 = No

1 = Yes

Female

3578

0.313

0.464

0 = No

1 = Yes

Ethnic Han

3578

0.928

0.258

0 = No

1 = Yes

CPC membership

3578

0.083

0.276

0 = No

1 = Yes

Low-income family

3578

0.344

0.475

0 = No

1 = Yes

Same major as roommate

10,044

0.64

0.48

0 = No

1 = Yes

Number of roommates

3578

2.902

0.313

Min. = 2

Max. = 5