accidents: Traffic accident rate.

In trobinj/trtools: Miscellaneous Tools for Teaching Statistics

Traffic accident rate.

Description

Data from an observational study that recorded the number of accidents at eight locations before and after installation of traffic control measures.

Usage

accidents

Format

A data frame 16 observations and four variables:

accidents:

number of accidents

years:

number of years of observation

location:

monitored location (one of eight)

treatment:

before or after introduction of traffic control measures

Note

The data are from an example from Pawitan (2013). No other source is given so the data may be simulated.

Source

Pawitan, Y. (2013). In all likelihood: Statistical modeling and inference using likelihood. Oxford University Press.

trobinj/trtools documentation built on Jan. 3, 2025, 4:14 a.m.