Suppose an unbiased coin is tossed repeatedly 25 times under the same conditions.
What is the expectation of the number of heads in 25 tosses?
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JNU SSS 2016 Question 1: Random variables and standard distributions
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Random variables and standard distributions has come up 173 times in 7 exams since 2005.
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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Question from the JNU SSS 2016 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.