The probabilities that a patient will have 0, 1, 2, or 3 medical tests performed on entering a hospital are 6 / 5, 5/15, 3/15 and 1/15 respectively.
Added by Emilio F.
Step 1
First, we need to confirm that the probabilities add up to 1. 6/5 + 5/15 + 3/15 + 1/15 = 1 So, the probabilities are valid. Show more…
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