Correlational finding on Happiness and Change in freedom
Subject code: F05aa02

StudyLanger & Rodin (1976): study US 1973
TitleThe Effects of Choice and Enhanced Personal Responsibilty for the Aged: A Field Experiment in an Institutional Setting.
SourceJournal of Personality and Social Psychology, 1976, Vol. 34, 191 - 198
PublicNursing home residents, Hamden, Connecticut, USA, 1973
Sample
Non-Response51%
Respondents N =45

Correlate
Author's labelBoosting of responsibility and choice
Page in Source 196
Our classificationChange in freedom, code F05aa02
Operationalization
In nursing home two floors selected because of 
similarity in residents' characteristics. A different 
floor was randomly selected for each treatment. The 
nursing home administrator called a meeting in the 
lounge of each floor where she delivered two 
communications. 0 Comparison group: 2nd floor, the 
  administrator stressed staff
  responsibility
1 Experimental group: 4th floor, the 
  administrator emphasized respondents
  responsibility for themselves

Happiness was assessed 1 week prior to the 
communication (T1) and 3 weeks after (T2).

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
O-HL-g-sq-n-8-aDMt=+ p < .05
Mean happiness (Mt) pre and post treatment.
                     T1      T2      CHANGE
-Experiment       :  6.31    6.65    + 0.34
-Comparison group :  5.99    5.84    - 0.15

The difference in change was significant at  05 
level.


Appendix 1: Happiness measures used
CodeFull Text
O-HL-g-sq-n-8-aSelfreport on single question:

"How happy would you say you were in general?"
1 -
2
3
4
5
6
7
8 +

(Full response options not reported)


Appendix 2: Statistics used
SymbolExplanation
DMtDIFFERENCE of MEANS AFTER TRANSFORMATION
Type: descriptive statistic only.
Measurement level: Correlate: dichotomous, Happiness: metric
Theoretical range: [-10; +10]

Meaning: the difference of the mean happiness (happiness measured at a 0-10 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