THE ASSOCIATION METHOD
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IV.Difference between fathers and their sons = 3·1.
Difference„ between„ fathers„ and„ their„ daughters = 4·9.
Difference„ between„ mothers and„ their„ sons = 4·7.
Difference„ between„ mothers„ and„ their„ daughters = 3·0.
Fig. 11.
Tracing A. father; . . . . . mother; + + + + daughter.
I. Assoc. by co-ordination; II. sub and supraordination; III. contrast, etc. (see previous page).
V.Difference between brothers = 4·7.
Difference„ between„ sisters = 5·1.
If the married sisters are omitted from the comparison we get the following result:
Difference of unmarried sisters = 3·8.
