Description Usage Format Examples
Data from study to investigate death rates for child cancer in the UK from 1951-1960 in Northumberland and Durham
1 |
A data frame with 8 observations on the following 5 variables:
Cytology
a factor with levels L
M
Residence
type of residence either rural or urban
Age
the age of the child classified as either 0-4 years or 5-14 years
n
number of deaths
pop
population
1 2 3 4 |
Loading required package: s20x
Loading required package: leaps
Loading required package: rgl
Loading required package: lattice
Warning messages:
1: In rgl.init(initValue, onlyNULL) : RGL: unable to open X11 display
2: 'rgl_init' failed, running with rgl.useNULL = TRUE
3: .onUnload failed in unloadNamespace() for 'rgl', details:
call: fun(...)
error: object 'rgl_quit' not found
Analysis of Deviance Table
Model: poisson, link: log
Response: n
Terms added sequentially (first to last)
Df Deviance Resid. Df Resid. Dev Pr(>Chi)
NULL 7 92.452
Cytology 1 48.952 6 43.500 2.624e-12 ***
Residence 1 5.848 5 37.652 0.015597 *
Age 1 23.875 4 13.777 1.028e-06 ***
Cytology:Residence 1 1.110 3 12.667 0.292033
Cytology:Age 1 8.717 2 3.950 0.003152 **
Residence:Age 1 2.895 1 1.054 0.088849 .
Cytology:Residence:Age 1 1.054 0 0.000 0.304491
---
Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
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