ex10.42 {Devore6} | R Documentation |
The ex10.42
data frame has 19 rows and 2 columns of critical
flicker frequencies according to eye color.
data(ex10.42)
This data frame contains the following columns:
Blue
,
Brown
, and Green
Devore, J. L. (2003) Probability and Statistics for Engineering and the Sciences (6th ed), Duxbury
data(ex10.42) str(ex10.42) boxplot(cff ~ color, ex10.42, horizontal = TRUE, las = 1, xlab = "Critical Flicker Frequency (Hz)") fm1 <- aov(cff ~ color, data = ex10.42) summary(fm1)