troutegg | R Documentation |
Boxes of trout eggs were buried at five different stream locations and retrieved at 4 different times. The number of surviving eggs was recorded. The box was not returned to the stream.
A data frame with 20 observations on the following 4 variables.
the number of surviving eggs
the number of eggs in the box
the location in the stream with levels 1
2
3
4
5
the number of
weeks after placement that the box was withdrawn levels 4
7
8
11
Manly B. (1978) Regression models for proportions with extraneous variance. Biometrie-Praximetrie, 18, 1-18.
Hinde J. and Demetrio C. (1988) Overdispersion: Models and estimation. Computational Statistics and Data Analysis. 27, 151-170.
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