R: Germination Data

orob1 {aod} | R Documentation

## Germination Data

### Description

[Data describing the germination] “for seed Orobanche cernua cultivated in three dilutions of a bean root extract. The mean proportions of the three sets are 0.142, 0.872 and 0.842, and the overall mean is 0.614.” (Crowder, 1978, Table 1).

### Usage

    data(orob1)

### Format

A data frame with 16 observations on the following 3 variables.

dilution

  a factor with 3 levels: `1/1`, `1/25` and `1/625`

.

n

  a numeric vector: the number of seeds exposed to germination.

y

  a numeric vector: the number of seeds which actually germinated.

### References

Crowder, M.J., 1978. Beta-binomial anova for proportions. Appl. Statist. 27, 34-37.

[Package aod version 1.3 Index]