R Dataset / Package Stat2Data / ChildSpeaks

Submitted by pmagunia on March 9, 2018 - 1:06 PM
Dataset License
GNU General Public License v2.0
Attachment Size
dataset-28379.csv 208 bytes
Documentation

ChildSpeaks

Description

Age at first speaking and aptitude test scores

Format

A dataset with 21 observations on the following 3 variables.

Child ID for each child
Age Age at first speaking (in months)
Gesell Gesell Aptitude Test Score

Details

The data are from a study about whether there is a relationship between the age at which a child first speaks (in months) and his or her score on a Gesell Aptitude Test taken later in childhood.

Source

These data were originally collected by L.M. Linde of UCLA but were first published by M.R. Mickey, O.J. Dunn, and V. Clark, "Note on the use of stepwise regression in detecting outliers," Computers and Biomedical Research, 1 (1967), pp. 105-111. The data have been used by several authors. We found them in David Moore's Basic Practice of Statistics, WH Freeman (2004)

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Dataset imported from https://www.r-project.org.

Documentation License
GNU General Public License v2.0

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