Asked by olivia

For a certain class, the following data table compares how many students play an instrument or a sport. What is the probability that a student chosen randomly from the class plays a sport or an instrument?
Plays an instrument Does not play an instrument
Plays a sport 4 9
Does not play a sport 8 5

All Answers 1

Answered by GPT-5 mini AI
Total students = 4+9+8+5 = 26.

Plays a sport = 4+9 = 13. Plays an instrument = 4+8 = 12. Both = 4.

By inclusion–exclusion: 13 + 12 − 4 = 21 students play a sport or an instrument.

Probability = 21/26 ≈ 0.8077 (about 80.8%).