R Dataset / Package wooldridge / bwght2

How To Create a Barplot

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How To Create a Stacked Barplot

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How To Create a Pie Chart

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How To Compute the Mean

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How To Create a Plot

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How to Compute the Median

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Boxplot

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Correlation Coefficient

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Cumulative Frequency Histogram

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Dotplot

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Hollow Histogram

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Numerical Summaries

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Pie Chart

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Plot

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Regression

Stem and Leaf Plots

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Visual Summaries

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Embed
<iframe src="https://embed.picostat.com/r-dataset-package-wooldridge-bwght2.html" frameBorder="0" width="100%" height="307px" />
Attachment Size
dataset-14801.csv 130.63 KB
Dataset License
GNU General Public License v2.0
Documentation License
GNU General Public License v2.0
Dataset Help

On this Picostat.com statistics page, you will find information about the bwght2 data set which pertains to bwght2. The bwght2 data set is found in the wooldridge R package. You can load the bwght2 data set in R by issuing the following command at the console data("bwght2"). This will load the data into a variable called bwght2. If R says the bwght2 data set is not found, you can try installing the package by issuing this command install.packages("wooldridge") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the bwght2 R data set. The size of this file is about 133,761 bytes.

Documentation

bwght2

Description

Data loads lazily. Type data(bwght2) into the console.

Usage

data(bwght2)

Format

A data.frame with 1832 rows and 23 variables:

  • mage. mother's age, years

  • meduc. mother's educ, years

  • monpre. month prenatal care began

  • npvis. total number of prenatal visits

  • fage. father's age, years

  • feduc. father's educ, years

  • bwght. birth weight, grams

  • omaps. one minute apgar score

  • fmaps. five minute apgar score

  • cigs. avg cigarettes per day

  • drink. avg drinks per week

  • lbw. =1 if bwght <= 2000

  • vlbw. =1 if bwght <= 1500

  • male. =1 if baby male

  • mwhte. =1 if mother white

  • mblck. =1 if mother black

  • moth. =1 if mother is other

  • fwhte. =1 if father white

  • fblck. =1 if father black

  • foth. =1 if father is other

  • lbwght. log(bwght)

  • magesq. mage^2

  • npvissq. npvis^2

Source

https://www.cengage.com/cgi-wadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=9781111531041

Examples

 str(bwght2)
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Dataset imported from https://www.r-project.org.

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