Format
This data frame with 27 observations contains the following columns:
- x1
- numeric. Length of test specimens factor.
- x2
- numeric. Amplitude of loading cycle factor.
- x3
- numeric. Load factor.
- y
- numeric. Cycles to failure response.
Source
Box, G. E. P. and D. R. Cox (1964).
"An Analysis of Transformations (with discussion)",
Journal of the Royal Statistical Society,
Series B, Vol. 26, No. 2, pp. 211--254.