take a look at
http://davidmlane.com/hyperstat/z_table.html
Consider the following. (Give your answers correct to four decimal places.)
(a) Find P(-2.07 < z < 0.00).
(b) Find P(-1.86 < z < 2.11).
(c) Find P(z < -1.55).
(d) Find P(z < -0.55).
3 answers
Thank you
Sorry I hit the wrong one, not sure who this is but it helped me too...you also answered one of my questions and I was saying thank you for it.