How do you find the z score for which 12% of the distribution's area lies between z and -z?
1 Answer
May 17, 2015
Firstly we will find the area of which is not between
So we do the sum of
we know that our standard normal distribution is symmetric, so we would like to equally distribute the area that is not between
thus on each side of our area, we have
and we will find in our table that