1. How is the slope coefficient (b1) in a simple linear regression different than the coefficient (b1) in a multiple linear regression model? Explain your response.
2. When would you use a logistic regression model? Explain your response.
3. What is the appropriate statistical test to assess whether there is an association between obesity status (normal weight, overweight, obese) and 5-year incident cardiovascular disease (CVD)?Suppose each participant's obesity status (category) is known as is whether they develop CVD over the next 5 years or not.

Hint: You may need to look back at previous material in the course.

Statistical Test:

Layout of Cross-Tabulation Table (rows x columns):