Displaying 1 result from an estimated 1 matches for "pp178".
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pp158
2003 Jan 31
1
TukeyHSD
...Trial 10 121423585 12142358 63.499 < 2.2e-16 ***
Treatment 3 15252804 5084268 26.589 3.288e-13 ***
Residuals 118 22564015 191220
which is in line with what I know about the data.
When I then try to look at the treatment contrasts with an approach as near
as possible to pp178-181 in MASS, the following happens:
> (l1t4y.tk <- TukeyHSD(l1t4y.aov, which = "Treatment"))
Error in replications(paste("~", paste(names(tables), collapse = "+")), :
na.action must be a function
What have I done wrong, and what does the error messag...