The t distribution Select one a has more area in the tails t

The t distribution

Select one:

a. has more area in the tails than does the normal distribution n> an eh8 n their interval. b. assumes the population is normally distributed. c. approaches the normal distribution as the sample size increases. d. All of the above.

Solution

all are correct, t-distribution is more spread out, needs normal population and approaches to z as sample size increases.