dwaine {api2lm}

Dwaine Studios data

Description

Data from the Dwaine Studios data in Applied Linear Statistical Models, 5th edition, p. 237. From the book:

Dwaine Studios, Inc., operates portrait studios in 21 cities of medium size. These studios specialize in portraits of children. The company is considering an expansion into other cities of medium size and wishes to investigates where sales (sales) in a community can be predicted from the number of persons aged 16 or younger in the community (targetpop) and the per capita disposable personal income in the community (dpi). Data on these variables for the most recent year for the 21 cities in which Dwaine Studios is now operating are included in the data set.

Usage

data(dwaine)

Format

A data frame with 21 observations and 3 variables:

targetpop

The number of persons aged 16 or younger in thousands of persons.

dpi

Per capita disposable personal income in thousands of dollars.

sales

Sales in thousands of dollars

Author(s)

Joshua P. French

References

Kutner, M. H., Nachtsheim, C. J., Neter, J., & Li, W. (2004). Applied Linear Statistical Models, 5th edition. New York: McGraw-Hill/Irwin.