Mathematics, 04.02.2020 06:50, kumoichie
Abetting company wishes to sell 5000 tickets 50 of which will win prizes. i.) a students decided to buy 200 tickets. let x be the number of tickets that win a prize. write the probability distribution of x and give its mean. ii.) using a poisson approximation for the distribution of x find the probability of at least three tickets winning a prize. iii.) calculate the number of tickets that should be bought so as the probability of at least one winning a prize is 90%
Answers: 3
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Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)
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The ordered pair (2,-5.2) is located in quadrant iv
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Abetting company wishes to sell 5000 tickets 50 of which will win prizes. i.) a students decided to...
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