Find "a" and "z" for P(z>a) = 0.6789

chucha · Nov 25, 2006

I'm having some problem with this one:

P(z>a) = 0.6789

I'm supposed to find the value of "a", and then the z value so that 35% of the middle area is bounded by them.

marcmtlca · Nov 26, 2006

You should go see your teacher if you can't do this. Either that or reread the book.

Find "a" and "z" for P(z>a) = 0.6789

chucha

New member

marcmtlca

Junior Member