Check out this Desmos graphic to see this interactively. I admit I often come to play with it when I need to refresh my understanding of the two products. It is crucial that you have a basic intuition about the dot and cross products if you are to follow the rest of this tutorial. I...
If we have a target score in mind, it helps to understand what you need to get that score on the actual test, and in the past, we could calculate fairly precisely how many questions you needed to get right in order to get a perfect score. Unfortunately, the new adaptive format makes ...