seeds {SMPracticals}

Germination of seeds

Description

These are the number of seeds germinating when subjected to extracts of certain roots.

Usage

data(seeds)

Format

A data frame with 21 observations on the following 4 variables.

r

Number of seeds germinating

m

Total number of seeds

seed

Seed type: O. aegyptiaco 75 or O. aegyptiaco 73

root

Root extract

Source

Crowder, M. J. (1978) Beta-binomial ANOVA for proportions. Applied Statistics, 27, 34–37.

References

Cox, D. R. and Snell, E. J. (1989) Analysis of Binary Data, second edition. London: Chapman and Hall. Section 3.2.

Examples

data(seeds)
## maybe str(seeds) ; plot(seeds) ...