When Nicholas tosses a coin, he has a probability p of getting heads and a probability q

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When Nicholas tosses a coin, he has a probability p of getting heads and a probability q = 1 − p of getting tails. In a single coin toss, let X denote the number of heads. If Var(X) = 3∕16, then the value of p is

(a) 1∕2

(b) 1∕4

(c) 3∕4

(d) either 1∕4 or 3∕4

(e) either 1∕2 or 3∕4

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Introduction To Probability Volume 2

ISBN: 9781118123331

1st Edition

Authors: Narayanaswamy Balakrishnan, Markos V. Koutras, Konstadinos G. Politis

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Question Posted: Sep 19, 2024 07:04 AM

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When Nicholas tosses a coin, he has a probability p of getting heads and a probability q

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Introduction To Probability Volume 2

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