Mathematics, 03.12.2019 03:31 zoeybuch5
Seven thousand lottery tickets are sold for $5 each. one ticket will win $2,000, two tickets will win $750 each, and five tickets will win $100 each. let x denote the net gain from the purchase of a randomly selected ticket. a. construct the probability distribution of x. b. compute the expected value e(x) of x. interpret its meaning. c. compute the standard deviation σ of x.
Answers: 2
Mathematics, 22.06.2019 01:00, NetherisIsTheQueen
Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit
Answers: 1
Seven thousand lottery tickets are sold for $5 each. one ticket will win $2,000, two tickets will wi...
Mathematics, 11.05.2021 01:00
History, 11.05.2021 01:00
Mathematics, 11.05.2021 01:00
Mathematics, 11.05.2021 01:00
Mathematics, 11.05.2021 01:00