Arthur is conducting a study on the preferred study options of students from East County College. He randomly selected 32 students from the college, and found that 25% of those surveyed preferred studying abroad. Assuming a 95% confidence level, which of the following statements holds true? A.
As the sample size is too small, the margin of error cannot be trusted.
B.
As the sample size is too small, the margin of error is ±0.15.
C.
As the sample size is appropriately large, the margin of error is ±0.178.
D.
As the sample size is appropriately large, the margin of error is ±0.15.

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

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.

How do you find the distance of each number from the mean