Quiz 4

Question 1

True or false: The World Health Organization (WHO) recommends that people should pay for bed nets instead of receiving them for free

Answer 1

False

Question 2

What is the counterfactual?

Answer 2

The counterfactual is defined as a state of the world in which some factor, H, had not occurred. This can, by definition, never be observed. “What would have happened in the other situation?

Question 3

True or false: Randomly selecting the prices that different people face can remove selection bias.

Answer 3

True

Question 4

True or false: We are studying the effects of the price of bednets on the use of bednets. If everybody faced the same price for bed nets, but you randomly select whom to interview to find out if they have one, you have conducted a randomized control trial.

Answer 4

False. The prices are given, AND the interview sample would have had to be random.