Answer
8.104 km < $\mu$ < 11.512 km
Because the sample size is
greater than 30, the confidence interval
yields a reasonable estimate of m,
even though the data appear to be
from a population that is not normally
distributed.
Work Step by Step
8.104 km < $\mu$ < 11.512 km
Because the sample size is
greater than 30, the confidence interval
yields a reasonable estimate of m,
even though the data appear to be
from a population that is not normally
distributed.