Question

need help please
Find the are under the standard normal distribution curve
A.between z=0 and z= - 2.02
B.to the right of z=1.38

Answer 1

The ubiquitious ClassWiz [fx-991EX] calculator can give you the answers to that. As can any old-fashioned stats table. Or any on-line math resource, such as Wolfram.

A. 0. 478.......
B. 0.0837........

Do you need proper help?

Answer 2

Can you send the solution? Thanks 🙂

Answer 3

there is no 'solution' as such

if you're feeling v cynical, just paste your question into this:

https://www.wolframalpha.com/

Answer 4

I dont get it

Answer 5

Help me please