Question

What is the probability that a data value in a normal distribution is between a z-score of -0.41 and a z-score of 1.25?

Answer 1

Put it in calculator to get the answer. Do you know how?

Answer 2

no i don't

Answer 3

hit 2nd and then vars button

Answer 4

ok i did

Answer 5

scroll down to #2 normal cdf

Answer 6

k

Answer 7

input (-0.41, 1.25,0,1 ) enter

Answer 8

it says: lower:
upper
u:
standard dev.
paste:
i don't see that any where

Answer 9

you can skip 0,1
just put -0.41,1.25) then enter

Answer 10

what kind of calculator you use?

Answer 11

TI-84 Silver Edition

Answer 12

ok, lower: -0.41

Answer 13

upper: 1.25

Answer 14

k

Answer 15

I use TI83 Plus, so I am not sure about your calculator but you can search how to use it in youtube.

Answer 16

my calculator says : 0.5534471

Answer 17

YOu can use that answer.

Answer 18

mine does too, thanks so much!!!

Answer 19

ok