Question

For each problem, select the best response.

Answer 1

Answer:

1) Results from students may not generalize to the older and richer customers who might buy a Mercedes ( A )

2) Four factors, the four diets being compared. ( c )

3) An observational study ( c )

Step-by-step explanation:

1. Results from students may not generalize to the older and richer customers who might buy a Mercedes. This is because of the possibility of  the use of convenience sampling by the marketing class who made the video.
2. Four factors, the four diets being compared. this is because the diets and their effects on the men with high blood pressure is compared
3. This is An observational study because it cannot be controlled