problem-2.12
problem-2.12
All three measures should be similar, as the data is more or less
symmetric about its center. A guess of 59-the identifiable
median-seems reasonable. To check, we estimate the data, then
use the correct functions.
> x = c(14, 18, 23, 28, 34, 42, 50, 59, 66, 72, 79, 86, 96, 103, 110)
> mean(x)
[1] 58.67
> median(x)
[1] 59
> mean(x, trim=.1)
[1] 58.15