Tennessee Corn Yield Trials

Description

Corn yield trials were performed at four locations in Tennessee in 1999. Data shows the average yields for six hybrids at each of four locations.

Usage

ex1417

Format

A data frame with 30 observations on the following 3 variables.

Location

a factor with five levels: "Ames.irr", "Ames.un", "Crossvill", "Knoxville" and "Milan"

Hybrid

a factor with six levels: "AsgrowRX799", "Beck5912W", "Cargill7821", "FFR739W", "NorthrupKing" and "Pioneer"

Yield

average yield (bushels per acre)

Source

Ramsey, F.L. and Schafer, D.W. (2002). The Statistical Sleuth: A Course in Methods of Data Analysis (2nd ed), Duxbury.

References

University of Tennessee Agricultural Experiment Station.

Examples

str(ex1417)