crabs {isdals}

Weight of crabs

Description

The length and weight of 361 crabs. The crabs were measured at three different days and they were raised in three different vat types.

Usage

data(crabs)

Format

A data frame with 361 observations on the following 5 variables.

day

id for day of measurement (a numeric vector)

date

date of measurement (a numeric vector)

kar

id of the vat type (a numeric vector

lgth

length of the crab in cm

wgt

weight of the crab in grams

Details

Only crabs from day 1 (190692) are used in the isdals book.

Source

Experiment carried out at the Royal Veterinary and Agricultural University of Copenhagen.

Examples

data(crabs)