smallpox R Documentation

## Smallpox vaccine results

### Description

A sample of 6,224 individuals from the year 1721 who were exposed to smallpox in Boston. Some of them had received a vaccine (inoculated) while others had not. Doctors at the time believed that inoculation, which involves exposing a person to the disease in a controlled form, could reduce the likelihood of death.

### Usage

smallpox


### Format

A data frame with 6224 observations on the following 2 variables.

result

Whether the person died or lived.

inoculated