You do an extensive survey and learn that 15 out of the 200 people surveyed like to eat out on Tuesdays. You then look only at the 60 families answering survey and find that 10 prefer to eat out on Tuesdays. Are families for or less likely to eat out on Tuesday than the general population?

In which of the following games is it clearly the case that the cooperative outcome of the game is good for the two players and bad for society? a. two oil companies own adjacent oil fields over a common pool of oil, and each company decides whether to drill one well or two wells.b. two airlines dominate air travel between city a and city b, and each airline decides whether to charge a "high" airfare or a "low" airfare on flights between those two cities.c. two superpowers decide whether to build new weapons or to disarm.d. in all of the above cases, the cooperative outcome of the game is good for the two players and bad for society