Parametric Assumptions Quiz

Part 1: Interpreting Q-Q plots

1. Are the graphs below homoscedastic or not?

Yes or no? Explain your answer below

Yes or no? Explain your answer below

2. Do the graphs below pass the normality parametric assumption and why?

Yes or no? Explain your answer below

Yes or no? Explain your answer below

3. Is the graph below linear and why?

Yes or no? Explain your answer below

4. Complete the table: Read the examples below and state if they will have a positive, negative or no correlation:

Statement	Positive or Negative?	Explain your answer
As a person’s height increases, so does their weight – is this statement positive or negative?
The more time spent on a treadmill, the more calories burnt
Smaller people tend to have smaller shoe sizes