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Correlational findings

Study Weinberg et al. (2014): study AU 2012

Public
Participants in a laughter Yoga Class and a control group , Australia 200?
Survey name
Unnamed study
Sample
Respondents
N = 88
Non Response
Assessment
Questionnaire: paper

Correlate

Authors's Label
Laughter Yoga Participation
Our Classification
Distribution
N = 1: 44; 0: 44
Operationalization
1 TREATMENT: Yoga class involving repetition of three components a)  laugh phase,b ) clap phase and c)  breathe phase.

0 CONTROL: Random sample of general population

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLW-u-sq-n-11-cb DM = +               Happiness  
              before class  after class CHANGE
Treatment     6,86          7,72        +0,86
Control       7,86          7,86        0
- difference -1.00         -0,14        +0.86 O-SLW-u-sq-n-11-cb D%sr = + Treatment                               +8,6%
Control                                  0
- difference                            +8,6% O-SLW-u-sq-n-11-cb d = +.40 s