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Correlational findings

Study OECD (2017): study IS 2015

Public:
15-16 aged, secundary school students, Iceland, 2017
Survey name:
INT PISA 2015
Sample:
Respondents:
N = 3374
Non Response:
Assessment:
Questionnaire: web

Correlate

Authors's label
School performance in mathematics
Our Classification
Operationalization
Mathematical performance, for PISA, measures the mathematical literacy of a 15 year-old to formulate, employ and interpret mathematics in a variety of contexts to describe, predict and explain phenomena, recognising the role that mathematics plays in the world. The mean score is the measure. A mathematically literate student recognises the role that mathematics plays in the world in order to make well-founded judgments and decisions needed by constructive, engaged and reflective citizens.

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks C-BW-c-sq-l-11-e DM = + p < .05 Score decile        Mean Happiness
1                      7,29
2                      7,40
3                      7,62
4                      7,76
5                      7,76
6                      7,82
7                      7,93
8                      8,02
9                      8,12
10                     8,21

difference 10-1:      +0,92
C-BW-c-sq-l-11-e DM = + p < .05 Score quarter       Mean Happiness
Bottom                  7,39
Second                  7,74
Third                   7,90
Top                     8,14

difference Top-Bottom: +0,75