Question

Need help with continuous random variables

Answer 1

http://prntscr.com/cfcmdf

Answer 2

how to i go about solving this?

Answer 3

I got .85 is that correct?

Answer 4

Just work out the area of the dark shaded portion

Answer 5

i found the area of the triangles on the extremes

Answer 6

Yep

Answer 7

and subtracted from 1

Answer 8

and it gave me .85

Answer 9

thanks :)

Answer 10

That's another way of doing it