Antibiotics against Shipping Fever in Calves

Description

Hypothetical drug trial to compare the effect of four antibiotics against Shipping fever in calves (Shoukri and Pause, 1999, Table 3.11).

Usage

data(antibio)

Format

A data frame with 24 observations on the following 3 variables.

treatment

A factor with levels 1, 2, 3 and 4

n

A numeric vector: the number of treated animals within a two-week period.

y

A numeric vector: the number of deaths at the end of the two weeks.

References

Shoukri, M.M., Pause, C.A., 1999, 2nd ed. Statistical methods for health sciences. CRC Press, London.