bestglm (version 0.13)

AirQuality: Daily ozone pollution with meteorlogical and date inputs

Description

This dataset was derived from the R built-in dataset `airquality` by adding date information and deleting all missing values. This dataset is referred to as `environmental` in Cleveland (1993).

Usage

data(AirQuality)

source

airquality

Details

Cleveland (1993, Chapter 5) presents an insightful analysis using co-plots and the scatterplot matrix. Several interesting interactions are noted. For a fixed 'Wind`, the effect of 'Solar.R' changes as 'Temp' increases. And for a fixed 'Temp', as 'Wind' decreases, the effect of 'Solar.R' is less.

References

Cleveland, W.S. (1993). Visualizing Data.

Examples

data(AirQuality)
#Example 1. Find best model
bestglm(AirQuality, IC="BIC")