Simple Linear Regression
This is a method to summarize the relationship between 2 continuous variables. The following videos will help you understand the main concepts and calculations behind simple regression. Again, do not worry about the formulas. Make sure you understand the equation of a straight line and the concept of expected/predicted vs actual values.
You can use this reading as reference whenever you get confused about simple regression.
Simple Regression in Excel
Polynomial Quadratic Regression
Reporting & Presentation- Powerpoints
Presentations can be a pain but a few guidelines can make it less intimidating and more fun. Hope this helps some of you overcome your fear of presenting. The key is to hang in there even if it sucks initially because everyone eventually learns on the job!