Until they were 8 years old, how alike were the twins?

Conceptual Variable

Name
6575
Label
Until they were 8 years old, how alike were the twins?
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Wave I
Parents (1995)
Parents (1995)
PD3
as alike as tw o peas in a pod
36.51%
of a normal family likeness
63.49%
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Wave I
Parents (1995)
Parents (1995)
PD3
as alike as tw o peas in a pod
2.40%
of a normal family likeness
4.17%
Dataset Variable Valid Invalid Min First Quartile Median Third Quartile Max Mean StdDev
Parents (1995) PD3 1,364 19,381 1 2
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Wave I
Parents (1995)
Parents (1995)
PD3
as alike as tw o peas in a pod 1
of a normal family likeness 2