Correlational finding on Happiness and Internet, social media
Subject code: L03ac02f

StudyOECD (2017): study RU 2015
TitlePISA 2015 Results. Students' Well-Being. Volume III.
SourceOECD Publishing, 2017, Paris, France
URLhttp://www.oecd-ilibrary.org/education/pisa-2015-results-volume-iii_9789264273856-en
Public15-16 aged, secundary school students, Russia, 2017
SampleProbability multi-stage random
Non-Response
Respondents N =6036

Correlate
Author's labelUse of internet outside of school
Page in Source Table III.13.23, p.499-500
Our classificationInternet, social media, code L03ac02f
Operationalization
Selfreport of time spent on the internet outside of 
school
a: on a typical weekday
b: on weekend days
4  more than 6 hours
3  2-6 hours
2  1-2 hours
1  less than 1 hour

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
C-BW-c-sq-l-11-eDM=-
on internet on a typical week day
6 hours or more       M = 7,58
2-6 hours             M = 7,67
1-2 hours             M = 8,07
less than 1 hour      M = 7,93

Most-least difference
- no controls            -0,25(ns)
- controlled for SES     -0,26(.05)
C-BW-c-sq-l-11-eDM=- p < .05
on internet on weekend days
6 hours or more       M = 7,40
2-6 hours             M = 7,87
1-2 hours             M = 8,06
less than 1 hour      M = 7,99

Most-least difference
- no controls            -0,52
- controlled for SES     -0,53


Appendix 1: Happiness measures used
CodeFull Text
C-BW-c-sq-l-11-eSelfreport on single question:

Here is a picture of a ladder. The top of the ladder '10' represents the best possible life for you and the bottom '0' is the worst possible life for you. In general , where on the ladder do you feel you stand at the moment? Tick the box next to the number that best describes where you stand
10 best possible
9
8
7
6
5
4
3
2
1
0 worst possible life


Appendix 2: Statistics used
SymbolExplanation
DMDIFFERENCE of MEANS
Type: descriptive statistic only.
Measurement level: Correlate: dichotomous, Happiness: metric
Range: depending on the happiness rating scale of the author; range symmetric about zero.

Meaning: the difference of the mean happiness, as measured on the author's rating scale, between the two correlate levels.
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl