Mathematics, 27.06.2020 18:01 coolusername1314
Suppose that X is a random variable with mean 10 and standard deviation 2, and Y is a random variable with mean 5 and standard deviation 1. X and Y are independent. Let Z = X + 3Y. What is mean of Z?
Answers: 3
Mathematics, 21.06.2019 18:00
What does the relationship between the mean and median reveal about the shape of the data
Answers: 1
Mathematics, 21.06.2019 22:00
The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm
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Mathematics, 22.06.2019 03:30
Eiko is wearing a magic ring that increases the power of her healing spell by 30%30\%30%30, percent. without the ring, her healing spell restores health points. which of the following expressions could represent how many health points the spell restores when eiko is wearing the magic ring?
Answers: 2
Mathematics, 22.06.2019 04:00
Which ordered pair makes both inequalities true? y< 3x-1 and y> -x+4 4,0 1,2 0,4 2,1
Answers: 3
Suppose that X is a random variable with mean 10 and standard deviation 2, and Y is a random variabl...
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