R Dataset / Package Ecdat / Ketchup

How To Create a 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

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Embed
<iframe src="https://embed.picostat.com/r-dataset-package-ecdat-ketchup.html" frameBorder="0" width="100%" height="307px" />
Attachment Size
dataset-79702.csv 165.3 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 Ketchup data set which pertains to Choice of Brand for Ketchup . The Ketchup data set is found in the Ecdat R package. You can load the Ketchup data set in R by issuing the following command at the console data("Ketchup"). This will load the data into a variable called Ketchup. If R says the Ketchup data set is not found, you can try installing the package by issuing this command install.packages("Ecdat") 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 Ketchup R data set. The size of this file is about 169,266 bytes.

Documentation

Choice of Brand for Ketchup

Description

a cross-section

number of observations : 4956

observation : individuals

country : United States

Usage

data(Ketchup)

Format

A dataframe containing :

hid

individuals identifiers

id

purchase identifiers

choice

one of heinz, hunts, delmonte, stb (store brand)

price.z

price of brand z

Source

Kim, Byong–Do, Robert C. Blattberg and Peter E. Rossi (1995) “Modeling the distribution of price sensitivity and implications for optimal retail pricing”, Journal of Business Economics and Statistics, 13(3), 291.

References

Journal of Business Economics and Statistics web site : http://amstat.tandfonline.com/loi/ubes20.

See Also

Index.Source, Index.Economics, Index.Econometrics, Index.Observations

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

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