medium · SAT Math
A teacher recorded the number of minutes each of 27 students spent on math homework last night. The results, grouped into 20-minute intervals, are shown below. Homework time (minutes) | Number of students 0–19 | 3 20–39 | 9 40–59 | 8 60–79 | 5 80–99 | 2 (Bar height = number of students whose time falls in that interval; total students = 27.) Which interval contains the median number of minutes spent on homework?
- 40–59 minutes
- 60–79 minutes
- 0–19 minutes
- 20–39 minutes
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