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%).
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%).
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