arsenic {investr}

Concentrations of arsenic in water samples

Description

The data give the actual and measured concentrations of arsenic present in water samples.

Format

A data frame with 32 rows and 2 columns.

Details

• actual True amount of arsenic present.

• measured Measured amount of arsenic present.

Source

Graybill, F. A., and Iyer, H. K. (1994) Regression analysis: Concepts and Applications. Duxbury Press.