Mathematics

Devon

11 September, 07:03

1. 9 students volunteer for a committee. How many different 6-person committees can be chosen?

Choose one answer.

a. 1

b. 362,880

c. 60,480

d. 84

2. Identify the sampling method.

You want to determine the number of text messages students at your school make in a month. You randomly ask everyone in each of your classes.

Choose one answer.

a. random

b. systematic

c. stratified

d. none of these