sawheat {Rnotes} | R Documentation |
The annual yield of wheat in a marginal wheat growing district on the Yorke Peninsula, South Australia, together with the rainfall for the three growing months, for the years 19311955. The year itself is potentially a surrogate predictor to allow for improvements in varieties and farm practice.
Year |
Year of measurement |
Rain0 |
Rainfall for first growing month, in inches. |
Rain1 |
Rainfall for second growing month, in inches. |
Rain2 |
Rainfall for third growing month, in inches. |
Yield |
Yield of wheat, in bushels per acre. |
Multiple regression
K. W. Morris (private communication)