A data frame with 16 observations on the following 19 variables.
- X1
numeric vector. Contrast factor.
- X2
numeric vector. Contrast factor.
- X3
numeric vector. Contrast factor.
- X4
numeric vector. Contrast factor.
- X5
numeric vector. Contrast factor.
- X6
numeric vector. Contrast factor.
- X7
numeric vector. Contrast factor.
- X8
numeric vector. Contrast factor.
- X9
numeric vector. Contrast factor.
- X10
numeric vector. Contrast factor.
- X11
numeric vector. Contrast factor.
- X12
numeric vector. Contrast factor.
- X13
numeric vector. Contrast factor.
- X14
numeric vector. Contrast factor.
- X15
numeric vector. Contrast factor.
- y1
numeric vector. Log drill advance response.
- y2
numeric vector. Tensile strength response.
- y3
numeric vector. Shrinkage response.
- y4
numeric vector. Yield of isatin response.