Refer to the data set in Exercise 28 and the box-and-whisker plot you drew that represents the data set. (a) About 75% of the manufacturers made less than what amount per hour? (b) What percent of the...

Refer to the data set in Exercise 28 and the box-and-whisker plot you drew that represents the data set. (a) About 75% of the manufacturers made less than what amount per hour?

(b) What percent of the manufacturers made more than $15.80 per hour?

 (c) You randomly select one manufacturer from the sample. What is the likelihood that the manufacturer made less than $15.80 per hour? Write your answer as a percent