Answered

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A class of students were asked if they played a sport and/or instrument
3 students played both.
8 students played an instrument.
16 students didn't play a sport.
12 students played a sport, but not an instrument.

1. Organize the data into a two-way frequency table or Venn diagram.
2. What's the probability that a randomly selected student plays an instrument?
3. Explain what P(Instrument | Sport) means in the context of the problem.
4. Find P(Instrument | Sport)
5. Find P(Instrument or Sport)
6. Find P(Instrument and Sport)
7. Are students playing an instrument and sport dependent or independent of one another? Explain.

Sagot :

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