Correlational finding on Happiness and Current typical moods
Subject code: M15ac

StudyDemir & Weitekamp (2007): study US 2007
TitleI am So Happy Cause Today I Found My Friend: Friendship and Personality as Predictors of Happiness.
SourceJournal of Happiness Studies, 2007, Vol. 8, 181 - 211
PublicUniversity students, USA, 2007
SampleNon-probability accidental sample
Respondents N =423

Author's labelPositive affect
Page in Source 194
Our classificationCurrent typical moods, code M15ac
Selfreport on 10 questions about the extent to which 
they feel several moods in general
- active
- determined
- inspired
- enthusiastic
- alert
- attentiv
- proud
- strong
- interested
- excited

rated on a 1 (very slightly or not all) to 5 
(extremely) scale
10- item subscale of Positive Affect from the PANAS 
(Watson et al., 1988)

Observed Relation with Happiness
M-AO-m-mq-v-5-ar=+.77 p < .05

Appendix 1: Happiness measures used
CodeFull Text
M-AO-m-mq-v-5-aSelfreport on 25 questions

A 20-item PANAS
To what extend do you feel this way right now in your life?
Aa nervous
Ab distressed
Ac afraid
Ad jittery
Ae irritable
Af upset
Ag scared
Ah exiled
Ai ashamed
Aj guilty
Ak hostile
Al active
Am determined
An inspired
Ao enthusiastic
Ap alert
Aq attentive
Ar proud
As strong
At interested

B 5-item Satisfaction with Life Scale (Diener)
Ba In most ways my life is close to ideal
Bb The conditions of my life are excellent
Bc I am satisfied with my life
Bd So far, I have gotten the important things I want in life
Be If I could live my life over, I would change nothing

Answer options:
1 not at all
2 a little
3 moderately
4 quite a bit
5 very much

Computation: (Aa +..Ak) - (Al+.. At) + (Ba+ …Be)

Appendix 2: Statistics used
rPRODUCT-MOMENT CORRELATION COEFFICIENT (Also "Pearson's correlation coefficient' or simply 'correlation coefficient')
Type: test statistic.
Measurement level: Correlate: metric, Happiness: metric
Range: [-1; +1]

r = 0 « no correlation ,
r = 1 « perfect correlation, where high correlate values correspond with high happiness values, and
r = -1 « perfect correlation, where high correlate values correspond with low happiness values.
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.