What is the probability that a student who plays an instrument is in band Play instrument Don t play instrument Total 20 O A 25

Question

What is the probability that a student who plays an instrument is in band Play instrument Don t play instrument Total 20 O A 25 OB O C D 5 30 5 25 5 50 Band Not in band Total 20 5 25 0 25 25 20 30 50

Kunduz · Accepted Answer

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