Correlational findings

Study Napier & Jost (2008): study US 2000

Voters, before and after presidential election, USA, 2000
N = 1142
Non Response
not reported
Interview: Computer Assisted Telephone Interview (CATI)
T1: face-to-face or telephone interview; T2: telephone interview


Authors's Label
Need for cognition
Our Classification
Error Estimates
Inter item correlation: r=+.49; p<.001
Scores adjusted for non response, within-household selection, poststratification of age and education, and attrition from T1 to T2.
Mean of responses to two questions:
a: preference for difficult vs simple problems (dichotomous variable) and
b:liking responsability for thinking
Each rated on a 5-point numerical scale ranging from dislike a lot to like a lot. Rescaled to range from 0 to 1

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SL?-?-sq-v-3-a b = +.20 p < .001 T1 need for cognition by T2 happiness

B controlled for:
- Political conservatism
- Income
- Education
- Sex
- Age
- Marital status
- Employment status
- Church attendance
O-SL?-?-sq-v-3-a b = +.19 p < .001 B additionally controlled for:
- Rationalization of inequality