BGSall: Berkeley guidance study

In alr4: Data to Accompany Applied Linear Regression 4th Edition

Description

Data from the Berkeley guidance study of children born in 1928-29 in Berkeley, CA. BGSall contains all the data, BGSboys the boys only, and BGSgirls the girls only.

Format

This data frame contains the following columns:

Sex

0 = males, 1 = females

WT2

Age 2 weight (kg)

HT2

Age 2 height (cm)

WT9

Age 9 weight (kg)

HT9

Age 9 height (cm)

LG9

Age 9 leg circumference (cm)

ST9

Age 9 strength (kg)

WT18

Age 18 weight (kg)

HT18

Age 18 height (cm)

LG18

Age 18 leg circumference (cm)

ST18

Age 18 strength (kg)

BMI18

Body Mass Index, WT18/(HT18/100)^2, rounded to one decimal.

Soma

Somatotype, a 1 to 7 scale of body type.

Source

Tuddenham, R. D. and Snyder, M. M. (1954). Physical Growth of California Boys and Girls from Birth to Eighteen years. Univ. of Calif. Publications in Child Development, 1, 183-364.

References

S. Weisberg (2014). Applied Linear Regression, 4th edition. Hoboken NJ: Wiley.

Examples

head(BGSall)
head(BGSboys)
head(BGSgirls)

Example output

Loading required package: car
Loading required package: effects
Loading required package: carData

Attaching package: 'carData'

The following objects are masked from 'package:car':

    Guyer, UN, Vocab

lattice theme set by effectsTheme()
See ?effectsTheme for details.
  Sex  WT2  HT2  WT9   HT9  LG9 ST9  WT18  HT18 LG18 ST18 BMI18 Soma
1   0 13.6 90.2 41.5 139.4 31.6  74 110.2 179.0 44.1  226  34.4  7.0
2   0 12.7 91.4 31.0 144.3 26.0  73  79.4 195.1 36.1  252  20.9  4.0
3   0 12.6 86.4 30.1 136.5 26.6  64  76.3 183.7 36.9  216  22.6  6.0
4   0 14.8 87.6 34.1 135.4 28.2  75  74.5 178.7 37.3  220  23.3  2.0
5   0 12.7 86.7 24.5 128.9 24.2  63  55.7 171.5 31.0  200  18.9  1.5
6   0 11.9 88.1 29.8 136.0 26.7  77  68.2 181.8 37.0  215  20.6  3.0
   WT2  HT2  WT9   HT9  LG9 ST9  WT18  HT18 LG18 ST18 BMI18 Soma
1 13.6 90.2 41.5 139.4 31.6  74 110.2 179.0 44.1  226  34.4  7.0
2 12.7 91.4 31.0 144.3 26.0  73  79.4 195.1 36.1  252  20.9  4.0
3 12.6 86.4 30.1 136.5 26.6  64  76.3 183.7 36.9  216  22.6  6.0
4 14.8 87.6 34.1 135.4 28.2  75  74.5 178.7 37.3  220  23.3  2.0
5 12.7 86.7 24.5 128.9 24.2  63  55.7 171.5 31.0  200  18.9  1.5
6 11.9 88.1 29.8 136.0 26.7  77  68.2 181.8 37.0  215  20.6  3.0
    WT2  HT2  WT9   HT9  LG9 ST9 WT18  HT18 LG18 ST18 BMI18 Soma
67 13.6 87.7 32.5 133.4 28.4  74 56.9 158.9 34.6  143  22.5  5.0
68 11.3 90.0 27.8 134.8 26.9  65 49.9 166.0 33.8  117  18.1  4.0
69 17.0 89.6 44.4 141.5 31.9 104 55.3 162.2 35.1  143  21.0  5.5
70 13.2 90.3 40.5 137.1 31.8  79 65.9 167.8 39.3  148  23.4  5.5
71 13.3 89.4 29.9 136.1 27.7  83 62.3 170.9 36.3  152  21.3  4.5
72 11.3 85.5 22.8 130.6 23.4  60 47.4 164.9 31.8  126  17.4  3.0

alr4 documentation built on May 2, 2019, 2:13 p.m.