Answer to Question #52392 in Statistics and Probability for Bob

Question

In company XYZ, 30 percent of the workers take public transportation daily to go to work.

1. In a sample of 10 workers, what is the probability that 3 workers take public transportation to work daily?

a. .900
b. .267
c. .100
d. 1.20

2.In a sample of 10 workers, what is the probability that at least 3 workers take public transportation to work daily?

a. .767
b. .383
c. .617
d. .100

3.In a sample of 10 workers, what is the probability that, at most, 2 workers take public transportation to work daily?

a. .233
b. .121
c. .383
d. .149