True/False

In the archival study of optimism and health, the finding of a positive correlation (r = +0.25) between 1940s questionnaire scores and health status at age 60 allows researchers to definitively conclude that an optimistic explanatory style causes improved health, because the data's temporal sequence rules out any alternative explanations.

0

1

Updated 2026-05-09

Contributors are:

Who are from:

Tags

KPU

Research Methods in Psychology - 4th American Edition @ KPU

Related