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MHT-CET PCM 06 — MHT - CET STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceMHT - CETMHT-CET PCM 061 Mark
MCQ
If the probability function of a random variable X is defined by P(X = k) = a`((k + 1)/2^k)` for k - 0, 1, 2, 3, 4, 5, then the probability that X takes a prime value is ______
  • A
    `19/60`
  • B
    `13/20`
  • ✓
    `23/60`
  • D
    `11/20`
✓

Answer

Correct option: C.
`23/60`
C

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