Asked by Washington
A coin is biased so that a head is twicw as likely to occur as a tail. Suppose the coin is tossed three times.
What is the probality of getting at exactly two tails
What is the probality of getting at exactly two tails
Answers
Answered by
Damon
p tails = 1/3
1/3 * 1/3 * 1/3 = 1/27
1/3 * 1/3 * 1/3 = 1/27
Answered by
Washington
what is the disadvanatage of using variance as a measure of dispersion
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