Statistics

You can lead a horse to water… or, managers still have to manage

World population growth over time

Depending upon whose estimates you believe, Monday may or may not have marked the birth of the 7 billionth human living on earth. The US Census Bureau estimates that the 7 billionth resident of earth will not be born until March of 2012. Either way, this is a...
You can lead a horse to water… or, managers still have to manage

Statistical Significance in Perspective

We have a lot of discussions with clients about statistical significance. Some clients want to place too much importance on statistical significance, others too little. The basic motivation behind statistical testing is our desire to make statistical inferences about...