Question 1
Select the sample most representative of the population of interest.
A researcher wants to determine the status of the electorate one month before the presidential election.
◦ A group of 30 persons contacted by phone with the numbers randomly chosen numbers
◦ A group of 30 persons on the voter registration list
◦ A random group of 30 persons in the phone book
◦ A group of 30 persons from church who voted in the last election
Question 2
Select the sample most representative of the population of interest.
The Director of Food Operations at a small college campus wants to determine student concerns about cafeteria food.
◦ A randomly selected group of 30 students who have signed food contracts
◦ A randomly selected group of 30 students leaving the dining hall after dinner
◦ A randomly selected group of 30 students entering the dining hall before dinner
◦ A randomly selected group of 30 registered students
The Distribution of the World's Land and Population
Finding Added Sugars on the Label A food
Food Log
Population of California poppy plants
A sample of baking soda is heated and releases carbon dioxide gas into a 1000-mL
Operations Research