Calculating Quantiles for a newbie
To be honest I have never taken a statistics class and for the most part fail at math. I have a set of data that represents cycle time for several stages of an order and I was asked to find the weighted average which wasn't really a problem and I was able to do this inside of SQL. Then I wass told that it was great but they also wanted 80th and 95th percentiles for the orders. After looking confus...