Question

does anyone have Texas Instrument 84 Plus Graphic Calculator???

Answer 1

@e.mccormick , @wolf1728, @phi, @jdoe0001

Answer 2

What do you need to know that for?

Answer 3

yea i do though

Answer 4

normalcdf (60,82,65,10.5)
can you calculate the probability of that??

Answer 5

.6303

Answer 6

thanks.

normalcdf (3700,4300,4000,500)

can you try this

Answer 7

.4515

Answer 8

Thanks a lot !!

I did it manually because I don't have that calculator and I got 7.14%
so do u have any idea how to do it manually??

Answer 9

I don't remember the formula. Do you have that?

Answer 10

also your z and your bounds

Answer 11

or sd...