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13. Probability
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Q104 of 108 Page 271

Fill in the blanks in the following question:

If A and B are two events such that



and , then p = _____

p = 1/3

As we know that:


P(A|B) =



∴ p =



⇒ 3p = 9p – 2


⇒ 6p = 2


∴ p = 1/3


More from this chapter

All 108 →
102

State True or False for the statements in the Exercise.

If A and B are two events such that P(A) > 0 and P(A) + P(B) >1, then


103

State True or False for the statements in the Exercise.

If A, B and C are three independent events such that P(A) = P(B) = P(C) = p, then


P (At least two of A, B, C occur) = 3p2 – 2p3

105

Fill in the blanks in the following question:

If A and B are such that


,


then P(A') + P(B') = ..................

106

Fill in the blanks in the following question:

If X follows binomial distribution with parameters n = 5, p and P (X = 2) = 9.P (X = 3), then p = ___________

Questions · 108
13. Probability
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