In your opinion are {NAME} and {NAME} identical twins or fraternal twins?
Add Health
Parents (1995)
D2 IDENTICAL OR FRATERNAL-PQ
Represented Variable
Name
PD2
Label
In your opinion are {NAME} and {NAME} identical twins or fraternal twins?
Conceptual Variable
In your opinion are {NAME} and {NAME} identical twins or fraternal twins?Representation Type
Code List
Selection Style
SelectOne
Measurement Unit
numeric
definitely identical, probably identical, definitely fraternal
definitely identicalConcordance
| Add Health | |||
|---|---|---|---|
| Wave I | |||
| Parents (1995) | |||
| Parents (1995) | |||
| PD2 | |||
| definitely identical |
25.96%
|
||
| probably identical |
4.95%
|
||
| definitely fraternal |
63.27%
|
||
| probably fraternal |
5.82%
|
| Add Health | |||
|---|---|---|---|
| Wave I | |||
| Parents (1995) | |||
| Parents (1995) | |||
| PD2 | |||
| definitely identical |
1.72%
|
||
| probably identical |
0.33%
|
||
| definitely fraternal |
4.19%
|
||
| probably fraternal |
0.39%
|
| Dataset | Variable | Valid | Invalid | Min | First Quartile | Median | Third Quartile | Max | Mean | StdDev |
|---|---|---|---|---|---|---|---|---|---|---|
| Parents (1995) | PD2 | 1,375 | 19,370 | 1 | 4 |
| Add Health | |||
|---|---|---|---|
| Wave I | |||
| Parents (1995) | |||
| Parents (1995) | |||
| PD2 | |||
| definitely identical | 1 | ||
| probably identical | 2 | ||
| definitely fraternal | 3 | ||
| probably fraternal | 4 |