make_fun_ outdegree

unhappiness_ outdegree

exclude_ outdedgree

spread_ rumors_ outdegree

fight_ outdegree

disagreements_ outdegree

encourage_ to_scold_ outdegree

deny_ help_outdegree

Physical parameters

Gender

−0.053

−0.181(**)

−0.119

−0.177(**)

−0.133(*)

−0.159(*)

−0.097

−0.115

0.405

0.004

0.063

0.006

0.038

0.013

0.129

0.072

Height

0.062

0.195(*)

0.132

0.174

0.186(*)

0.243(**)

0.162

0.113

0.495

0.030

0.141

0.053

0.037

0.006

0.071

0.210

Weight

0.050

0.155

0.054

0.211(*)

0.119

0.184(*)

0.308(**)

0.123

0.582

0.088

0.556

0.019

0.191

0.042

0.001

0.176

Family background

education_ level_father

0.122

0.091

0.054

0.181(*)

0.024

0.101

0.008

0.001

0.175

0.313

0.547

0.043

0.792

0.264

0.932

0.993

Academic value system

general_grade

0.131

−0.021

0.066

0.011

0.000

−0.048

−0.442(**)

−0.025

0.154

0.824

0.472

0.903

0.999

0.606

0.000

0.787

failedinexams

−0.151

−0.069

−0.062

−0.070

0.029

0.064

0.219(*)

0.029

0.097

0.452

0.499

0.446

0.751

0.483

0.016

0.749

apousia_ apo_sxoleio

0.061

0.137

−0.023

−0.049

−0.096

0.070

0.178(*)

−0.078

0.497

0.126

0.802

0.590

0.283

0.437

0.046

0.383

Experience abroad

travel_abroad (for athletic reasons)

−0.050

−0.001

−0.051

−0.075

0.061

−0.046

−0.212(*)

0.127

0.581

0.990

0.571

0.405

0.496

0.606

0.017

0.158

Ambitiousness

Desire for distinction as a professional

0.074

−0.067

0.001

0.013

−0.070

−0.013

−0.205(*)

0.097

0.412

0.455

0.990

0.889

0.434

0.883

0.021

0.280

Desire for distinction in science

0.167

−0.008

0.278(**)

0.094

0.053

0.080

0.051

0.138

0.061

0.929

0.002

0.294

0.553

0.372

0.569

0.122

Bullying experience

Having experienced cyber bullying

0.176(*)

−0.114

0.095

0.119

0.282(**)

0.152

0.163

0.024

0.049

0.206

0.290

0.183

0.001

0.090

0.068

0.791

Having practiced cyber bullying

0.222(*)

0.203(*)

0.165

0.297(**)

0.179(*)

0.276(**)

0.267(**)

0.146

0.013

0.023

0.065

0.001

0.045

0.002

0.003

0.103

Having experienced bullying by other students

0.251(**)

0.054

0.060

−0.078

−0.071

0.045

−0.039

0.076

0.005

0.546

0.502

0.384

0.427

0.618

0.666

0.397

Having practiced cyber bullying to other students

0.068

0.217(*)

0.104

0.341(**)

0.265(**)

0.053

0.253(**)

0.236(**)

0.450

0.015

0.245

0.000

0.003

0.559

0.004

0.008

Having experienced bullying by students outside faculty

0.246(**)

−0.010

0.089

0.016

0.018

0.085

0.031

0.028

0.005

0.914

0.322

0.859

0.844

0.342

0.733

0.752