For each of the following situations, describe the population being studied and identify some of the population parameters that would be of interest. 

a. You work for Farmers Insurance and you’ve been asked to determine the average amount paid to accident victims in cars without side-impact air bags. 

b. You’ve been hired by McDonald’s to determine the weights of the potatoes delivered each week for French fries. 

c. You are a business reporter covering Genentech Corporation and you are investigating whether its new treatment is effective against childhood leukemia.