1. in a survey of 50 randomly selected families at the zoo, 15 families chose the polar bear exhibit as their favorite. if 2,000 families are at the zoo, predict how many like the polar bear exhibit the best.
a. 60
b. 400
c. 600
2. in a sample of 60 diners at a restaurant, 12 had ordered an appetizer. if the restaurant serves 800 dinners each day, how many are likely to order an appetizer?
a. 16
b. 160
c. 143
i need answer asap! : (: (: (