hard · GMAT Quant
A clinical trial evaluates two independent side effects, A and B. The probability that a participant experiences side effect A is 0.25, and the probability they experience side effect B is 0.40. If a participant is selected at random
What is the probability they experience at least one of these side effects?
- 0.10
- 0.45
- 0.55
- 0.65
- 0.75
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