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Table 5 Statistically significant variables with FS and selected ≥ 75 with LASSO

From: Machine learning procedures for predictor variable selection for schoolwork-related anxiety: evidence from PISA 2015 mathematics, reading, and science assessments

Variable

Counts

LASSO mean

LASSO SD

FS coefficient

FS p-value

ST004D01T

100

0.28

0.02

0.27

0.00

ST011Q11TA

100

 − 0.04

0.02

 − 0.07

0.01

ST013Q01TA

100

0.02

0.01

0.05

0.00

ST119Q01NA

100

0.08

0.02

0.10

0.00

ST119Q02NA

100

0.08

0.02

0.11

0.00

ST121Q01NA

100

0.04

0.02

0.07

0.00

ST121Q03NA

100

0.08

0.02

0.11

0.00

ST082Q02NA

100

 − 0.10

0.02

 − 0.13

0.00

ST082Q13NA

100

0.07

0.01

0.07

0.00

ST034Q01TA

100

 − 0.07

0.01

 − 0.08

0.00

ST034Q04TA

100

 − 0.05

0.02

 − 0.05

0.01

ST034Q06TA

100

 − 0.04

0.01

 − 0.05

0.01

ST039Q01NA

100

0.04

0.01

0.05

0.00

ST039Q03NA

100

0.06

0.01

0.07

0.00

ST031Q01NA

100

 − 0.01

0.00

 − 0.01

0.03

ST032Q02NA

100

 − 0.01

0.00

 − 0.02

0.00

ST063Q01NB

100

 − 0.06

0.02

 − 0.08

0.01

ST095Q13NA

100

0.03

0.01

0.04

0.00

ST129Q02TA

100

0.04

0.01

0.05

0.01

ST129Q08TA

100

0.05

0.01

0.07

0.00

ST131Q08NA

100

0.03

0.01

0.07

0.00

ST076Q02NA

100

0.06

0.02

0.08

0.00

ST078Q02NA

100

0.20

0.03

0.22

0.00

ST078Q11NA

100

 − 0.08

0.02

 − 0.11

0.00

PV1MATH

100

 − 0.00

0.00

 − 0.00

0.00

ST016Q01NA

100

 − 0.07

0.00

 − 0.07

0.00

ST012Q05NA

99

0.04

0.02

0.07

0.00

ST022Q01TA

99

0.05

0.03

0.11

0.00

ST062Q01TA

99

0.04

0.02

0.06

0.00

ST129Q01TA

99

0.03

0.01

0.04

0.03

ST076Q04NA

99

 − 0.05

0.02

 − 0.08

0.00

ST078Q08NA

99

0.11

0.04

0.16

0.00

ST078Q09NA

99

0.05

0.02

0.06

0.01

PV1READ

98

0.00

0.00

0.00

0.00

ST123Q01NA

97

0.03

0.02

0.06

0.00

ST082Q12NA

97

0.04

0.02

0.05

0.02

ST094Q01NA

96

 − 0.03

0.01

 − 0.07

0.00

ST038Q04NA

96

0.03

0.01

0.04

0.05

ST001D01T

94

0.04

0.03

0.08

0.00

ST129Q06TA

94

0.02

0.01

0.04

0.03

ST078Q07NA

94

 − 0.04

0.03

 − 0.09

0.01

ST038Q07NA

94

0.04

0.02

0.09

0.00

ST011Q12TA

93

 − 0.04

0.03

 − 0.07

0.04

ST082Q03NA

91

0.03

0.02

0.05

0.04

ST012Q03TA

89

0.02

0.01

0.04

0.01

ST034Q03TA

89

0.02

0.01

0.03

0.05

PV1FLIT

88

0.00

0.00

0.00

0.01

PV1SCED

82

0.00

0.00

0.00

0.00

PV1SKCO

82

0.00

0.00

0.00

0.01

ST146Q02TA

79

0.02

0.01

0.05

0.02

ST129Q07TA

76

 − 0.02

0.01

 − 0.05

0.01

  1. Unstandardized coefficients reported. Statistical significance testing should not be conducted with the means and SDs of LASSO
  2. p < 0.05