WeldonDice: Weldon's Dice Data

In vcd: Visualizing Categorical Data

Weldon's Dice Data

Description

Data from Pearson (1900) about the frequency of 5s and 6s in throws of 12 dice. Weldon tossed the dice 26,306 times and reported his results in a letter to Francis Galton on 1894-02-02.

Usage

data("WeldonDice")

Format

A 1-way table giving the frequency of a 5 or a 6 in 26,306 throws of 12 dice where 10 indicates ‘10 or more’ 5s or 6s. The variable and its levels are

No	Name	Levels
1	n56	0, 1, ..., 10

Source

M. Friendly (2000), Visualizing Categorical Data, pages 20–21.

References

K. Pearson (1900), On the criterion that a given system of deviations from the probable in the case of a correlated system of variables is such that it can be reasonably supposed to have arisen by random sampling, Philosophical Magazine, 50 (5th series), 157–175.

M. Friendly (2000), Visualizing Categorical Data. SAS Institute, Cary, NC.

Examples

data("WeldonDice")
gf <- goodfit(WeldonDice, type = "binomial")
summary(gf)
plot(gf)

vcd documentation built on Sept. 17, 2024, 1:08 a.m.