Deirdre kept track of how long it took her to drive home from work each day for several weeks. The box plot represents the data she collected. Which of these statements must
be true about the data?
Deirdre's Drive Home
H + + + + + +
20 22 24 26 28 30 32 34 36 38 40
Time (minutes)
Deirdre's drive home took 28 minutes or less on half the days.
The mean amount of time it took Deirdre to drive home was 28 minutes.
The range of the different amounts of time it took Deidre to drive home was 40 minutes.
Deirdre's drive home took between 26 and 32 minutes on only one-quarter of the days.