Draw a card randomly (with replacement) n times from a deck of cards well shuffled before each draw. Let X = number of times an Ace is drawn. Then X follows the following distribution:
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Draw a card randomly (with replacement) n times from a deck of cards well shuffled before each draw. Let X = number of times an Ace is drawn. Then X follows the following distribution:
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Random variables and standard distributions has come up 173 times in 7 exams since 2005.
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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Question from the UoH 2013 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.