Which statement correctly describes the relation between a
t-distribution and a standard normal distribution?

a) The standard normal distribution has more b) The standard normal distribution is
area in the tails than the t-distribution.
centered at 0, while the t-distribution is
centered at (n-1).
c The t-distribution has a smaller standard O d) As the sample size increases, the standard
deviation than the standard normal
deviation of the t-distribution decreases.
distribution.

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.

144.50

step-by-step explanation:

21.5 x 13.4=288.10 divide by 2

okay..i will pick 8!

6(h+1)/2=a

a=area

step-by-step explanation:

its the same thing as a square or rectangle but after multiplying two sides you need to divide it by two.