If Y is a binomial random variable with parameters and , calculate to 2 decimal places.
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2 marksStatisticsRandom variables and standard distributionsThe binomial distributionModerateabout 3 min
DSE 2007 Question 58: Random variables and standard distributions
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If Y is a binomial random variable with parameters n=4 and p=0.78, calculate Pr (Y≥ 3) to 2 decimal places. (A) 0.15 (B) 0.21 (C) 0.64 (D) 0.79
Also written as: If Y is a binomial random variable with parameters n=4 and p=0.78, calculate Pr (Y>= 3) to 2 decimal places.
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What this question tests
This question is on The binomial distribution, part of Random variables and standard distributions in Statistics.
The number of successes in a fixed number of independent trials.
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