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fastR2 (version 1.2.4)

FamilySmoking: Family smoking

Description

A cross-tabulation of whether a student smokes and how many of his or her parents smoke from a study conducted in the 1960's.

Arguments

Format

A data frame with 5375 observations on the following 2 variables.

student

a factor with levels DoesNotSmoke Smokes

parents

a factor with levels NeitherSmokes OneSmokes

BothSmoke

References

The data also appear in

Brigitte Baldi and David S. Moore, The Practice of Statistics in the Life Sciences, Freeman, 2009.

Examples

Run this code

data(FamilySmoking)
xchisq.test( tally(parents ~ student, data = FamilySmoking) )

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