Select the correct answer from each drop-down menu.

Bart runs a food truck in front of a multi-story office building. He wants to know which type of sandwiches his customers prefer, grilled or plain. He randomly surveyed a few of his friends who have eaten at his food truck and recorded the results.

Friends Preferring Grilled Sandwiches

Friends Preferring Plain Sandwiches

15

5

and the sample consists

In this case, the population consists of

v. The results would have been more accurate if Bart had

of

Based on the results, it can be concluded that survey.