Topics โ€บ Precalculus โ€บ Geometric Distribution โ€” First Success Probability
Precalculus ยท S-MD

Geometric Distribution โ€” First Success Probability

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PrecalculusCommon Core HSS-MD.A.4S-MDVerified correct โœ“

Worked examples

The probability of success on each trial in a geometric setting is p = 1/2. What is the probability that the first success occurs on trial 6? (i.e., find P(X = 6).)
Answer: 0.0156
The probability of success on each trial in a geometric setting is p = 1/4. What is the probability that the first success occurs on trial 2? (i.e., find P(X = 2).)
Answer: 0.1875

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