Corn Yields and Rainfall

SUMMARY:

The data sets corn.yield and corn.rain give the corn yields and rainfall measurements in six U.S. states, for the years 1890-1927.

ARGUMENTS:

corn.yield
yearly corn yield in bushels per acre in six Corn Belt states: Iowa, Illinois, Nebraska, Missouri, Indiana, and Ohio.
corn.rain
rainfall measurements in inches for the six states.

SOURCE:

Ezekiel, M. and Fox, K.A. (1959). Methods of Correlation and Regression Analysis. New York: John Wiley and Sons, Inc.

Data originally from Misner, E.G. (1928). Studies of the Relationship of Weather to the Production and Price of Farm Products, I. Corn. Mimeographed publication, Cornell University.