So, here we are, with three study groups described in Part 3 of this series. Each group consists of 25 young adult dogs, representing a range of breeds and breed-types. This collection of dogs is considered a sample of the population that we are testing. In this example, we identify the population as all young adult dogs living in … Continue reading Your face is gonna freeze like that (Part 4)…….(a.k.a. Why we need multiple Steves)