Begin by answering the questions, even if you have to guess. The first time you answer the questions you will not be told whether you are correct or not.

Once you have answered all the questions, answer them again using the simulation to help you. This time you will get feedback about each individual answer.

 

 

 
Learning Objectives
  1. State which is larger, the sum of squared deviations from the sample mean or from the population mean
  2. State why dividing by n results in a biased estimate.