The technology director at Mountainview School wants to increase student use of the computer lab. She conducts a survey to find out what would encourage students to come to the lab more often. A. Survey all of the students who stay after school to participate in sports programs.
B. Select every third student who is in the library after school, and survey those students.
C. Select every 20th name from an alphabetical listing of all students enrolled in the school, and survey those students.
D. Select every 10th student who visits the computer lab in one week, and survey those students.

1. an economy consists of three workers: larry, moe, and curly. each works 10 hours a day and can produce two services: mowing lawns and washing cars. in an hour, larry can either mow one lawn or wash one car; moe can either mow one lawn or wash two cars; and curly can either mow two lawns or wash one car. a. calculate how much of each service is produced under the following circumstances: a. all three spend all their time mowing lawns. b. all three spend all their time washing cars. c. all three spend half their time on each activity d. larry spends half of his time on each activity, while moe only washes cars and curly only mows lawns b. using your answers to part a, draw a production possibilities frontier and label points a, b, c, and d on your graph. explain why the production possibilities frontier has the shape it does. c. are any of the allocations calculated in part a inefficient? explain.