wright {ISwR}R Documentation

Comparison of Wright peak-flow meters

Description

The wright data frame has 17 rows and 2 columns. It contains data on peak expiratory flow rate with two different flow meters on each of 17 subjects.

Format

This data frame contains the following columns:

std.wright
a numeric vector. Data from large flow meter (l/min).
mini.wright
a numeric vector. Data from mini flow meter (l/min).

Source

J.M. Bland and D.G. Altman (1986), Lancet, pp. 307–310.

Examples

data(wright)
plot(wright)
abline(0,1)

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