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Suppose you have four extra tickets to a football game and you are trying to determine...

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Basic Math

Suppose you have four extra tickets to a football game and youare trying to determine which of your five closest friends to takewith you: Mark, Samuel, Elizabeth, James, and Mary. You decided torandomly choose four of them to attend the game with you. What isthe probability that you will choose at least one friend whose namestarts with the letter M? 0 2/5 4/5 1 2

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Solution Backup Theory Probability of an event E denoted by PE nN 1 where n nE Number of outcomescasespossibilities favourable to the event E and N nS Total number all possible outcomescasespossibilities Number of ways of selecting r things out of n things is given by nCr nrn r2 Values of nCr    See Answer
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