Question

Find the z value to the right of the mean so that 88.10% of the area under the distribution curve lies to the left of it.

Answer 1

by what method?

Answer 2

invNorm(.8810) on a ti83

Answer 3

im not sure what method but we've been using standard normal distribution

Answer 4

have you been using a calculator? a computer program? or using the tables in the back of the book?

Answer 5

the tables in the back of the book

Answer 6

hmm, ok. the trick there is different authors use different setups for the ztable.

but we can find one online as well to work with

Answer 7

its good to draw a picture too of what they want so you can get a better feel of the question and answer