Name:

Description:

For three days, moths of the tobacco budworm (Heliothis virescens) were exposed to doses of the pyrethroid trans-cypermethrin.

Variables:

A data frame with 12 observations on the following 5 variables.

dose

a numeric vector of dose values (μ g)

numdead

a numeric vector of dead or knocked-down moths

total

a numeric vector of total number of moths

sex

a factor with levels F M denoting a grouping according to sex

Details

In Venables and Ripley (2002), these data are analysed using a logistic regression with base-2 logarithm of dose as explanatory variable.

Link To Google Sheets:

Rows:

Columns:

Files:

License Type:

References/Notes/Attributions:

Source

Venables, W. N. and Ripley, B. D (2002) Modern Applied Statistics with S, New York: Springer (fourth edition).

R Dataset Upload:

Use the following R code to directly access this dataset in R.

R Coding Interface: