fishtoxin {gpk}

Toxicity effect on fish

Description

In toxicity studies, different doses of a toxic substance are tried and response is measured. In the present experiment, aflatoxin is mixed with water in the fish tank in five different doses. Response is development of tumor in fish. It is dichotomous. If the toxin has no effect then

Usage

data(fishtoxin)

Format

A data frame with 10 observations on the following 6 variables.

Dose

Aflatoxin dose

Alfatoxin

a factor with levels total count with tumour

Tank_1

Count of fish with tumor growth and total for Tank 1

Tank_2

Count of fish with tumor growth and total for Tank 2

Tank_3

Count of fish with tumor growth and total for Tank 3

Tank_4

Count of fish with tumor growth and total for Tank 4

Details

Build ANOVA after after a suitable transformation. Also consider logistic regression model.

Source

http://ces.iisc.ernet.in/hpg/nvjoshi/statspunedatabook/databook.html

Examples

data(fishtoxin)