Mathematics, 26.06.2019 00:50 mikeysoulemison
Connie has to solve the following problem. 5 boxes of cereal costs $12.50. how much will 18 boxes cost. choose every proportion connie could use to solve this problem. = 12.50 12.50 13,5 = 18
Answers: 2
Mathematics, 21.06.2019 22:50
Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?
Answers: 1
Mathematics, 21.06.2019 23:00
36x2 + 49y2 = 1,764 the foci are located at: (-β13, 0) and (β13,0) (0, -β13) and (0,β13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)
Answers: 1
Mathematics, 22.06.2019 04:40
The discrete random variables x and y take integer values with joint probability distribution given by f (x,y) = a(yβx+1) 0 β€ x β€ y β€ 2 or =0 otherwise, where a is a constant. 1 tabulate the distribution and show that a = 0.1.2 find the marginal distributions of x and y. 3 calculate cov(x,y).4 state, giving a reason, whether x and y are independent. 5 calculate e(y|x = 1).
Answers: 2
Connie has to solve the following problem. 5 boxes of cereal costs $12.50. how much will 18 boxes co...
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