twins: Burt's IQ data for twins
In UsingR: Data Sets, Etc. for the Text "Using R for Introductory Statistics", Second Edition
twins R Documentation
Burt's IQ data for twins
Description
IQ data of Burt on identical twins that were separated near birth.
Usage
data(twins)
Format
A data frame with 27 observations on the following 3 variables.
- Foster
IQ for twin raised with foster parents
- Biological
IQ for twin raised with biological parents
- Social
Social status of biological parents
Source
This data comes from the R package that accompanies Julian Faraway's
notes Practical Regression and Anova in R (now a book).
Examples
data(twins)
plot(Foster ~ Biological, twins)
UsingR documentation built on March 18, 2022, 7:32 p.m.
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| twins | R Documentation |
Burt's IQ data for twins
Description
IQ data of Burt on identical twins that were separated near birth.
Usage
data(twins)
Format
A data frame with 27 observations on the following 3 variables.
- Foster
IQ for twin raised with foster parents
- Biological
IQ for twin raised with biological parents
- Social
Social status of biological parents
Source
This data comes from the R package that accompanies Julian Faraway's notes Practical Regression and Anova in R (now a book).
Examples
data(twins) plot(Foster ~ Biological, twins)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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