ASQ
CQE · Question #65
If the probability of a success on a single trial is 0.2 and 3 trials are performed, what is the probability of at least one success?
The correct answer is C. 0.488. See the full explanation below for the reasoning.
Statistical Tools and Techniques
Question
If the probability of a success on a single trial is 0.2 and 3 trials are performed, what is the probability of at least one success?
Options
- A0.008
- B0.384
- C0.488
- D0.600
How the community answered
(36 responses)- A3% (1)
- B8% (3)
- C86% (31)
- D3% (1)
Topics
#binomial distribution#complementary probability#probability calculation
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