antigua | R Documentation |

These data frames have yield averages by blocks (parcels). The
`ant111b`

dataset is a subset that has block averages of
corn yields for treatment 111 only

```
data(antigua)
data(ant111b)
```

A data frame with 324 observations on 7 variables.

- id
a numeric vector

- site
a factor with 8 levels.

- block
a factor with levels

`I`

`II`

`III`

`IV`

- plot
a numeric vector

- trt
a factor consisting of 12 levels

- ears
a numeric vector; note that -9999 is used as a missing value code.

- harvwt
a numeric vector; the average yield

Andrews DF; Herzberg AM, 1985. Data. A Collection of Problems from Many Fields for the Student and Research Worker. Springer-Verlag. (pp. 339-353)

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