# Back & Brookover-Bourque (1970): study US 1967

## Publication

Author(s):
Back, K.W.; Brookover-Bourque, L.
Title:
Life Graphs: Aging and Cohort Effect.
Source:
Journal of Gerontology, 1970, Vol. 25, 249 - 255

## Investigation

Public
20-80 aged, general public, USA, 1969
Sample
Probability simple random sample
Respondents
N = 1503
Non Response
30%
Assessment
Interview: face-to-face
Including "Draw-A-Graph"-technique

## Happiness Measure(s) and Distributional Findings

Full text:
Self report on life graph

"Can you visualize how your life can be put into a graph? That is: ups and downs, level periods, rises and declines, etc. Assuming that you live up until at least 80 years of age, how do you think that your life will look? Indicate this by making a graph on this card

Response format:
15|
14|
13|
12|
11|
10|
9  |
8  |
7  |
6  |
5  |
4  |
3  |
2  |
1  |
|__________________________________________
|   10   |   20   |   30   |  40   |   50   |   60   |   70   |   80

Scoring: height in inches, a = 0 ....... o = 15 inch
(inches were not indicated on the graph, but measured afterwards)
Classification:
O-SLC-c-sq-lg-15-a
Author's label:
Life graph
Remarks:
Note at M= 13,5: The blank-grid has been measured in eights of inches afterwards. Absolute high and low of grid are not reported. So maximum of scale is unknown.
Described means of interval by age-cohort: highest mean: 20.26, lowest mean 7.48.
Mean present interval by present age-cohort= 13.5.

Each S was presented with a blank-grid and asked the following question:
"Can you visualize how your life could be put in a graph? Thiat is, ups and downs, level periods, rises and declines etc. Assuming that you live up until at least 80 years of age, how do you thin that a graph of your life will look?" Described year indicated in 5 year intervals (15 steps). For our purpost only present happiness is used.
Observed distribution
Summary Statistics
On original range 1 - 15 On range 0-10
Mean:
13.50 -
SD:
- -

## Correlational Findings

Author's label Subject Description Finding Age Current age (in years)