USA's 2004 harvested wheat surface by state

Format

A data frame with 30 observations on the following 2 variables.

STATES

a factor with levels AR, CA, CO, DE, GA, ID, IL, IN, KS, KY, MD, MI, MO, MS, MT, NC, NE, NY, OH, OK, OR, Other, PA, SC, SD, TN, TX, VA, WA, and WI

ACRES

wheat surface area measured in 1000s of acres

Source

Ugarte, M. D., Militino, A. F., and Arnholt, A. T. (2008) Probability and Statistics with R. Chapman & Hall/CRC.

Examples

with(data = wheatUSA2004, hist(ACRES))