Refer to the data set in Exercise 23 and the box-and-whisker plot you drew that represents the data set.

(a) About 25% of the students took no more than how many extra classes per week?

(b) What percent of the students took less than three extra classes per week?

(c) You randomly select one student from the sample. What is the likelihood that the student took more than 2 extra classes per week? Write your answer as a percent.

Data from Exercises 23

The numbers of extra classes taken per week by a sample of 32 students

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561 2 4 8 7 6 5 1 3 1 5 8 28 1 9 1 3 27 34 2 3 2 1 2 2 4 1