Mathematics, 10.03.2020 00:57 flore7488
Let X be a random variable that is equal to the number of times a 5 is rolled in three rolls of a fair 5-sided die with the integers 1 through 5 on the sides. What is E[X2 ]? What is E2 [X], that is, (E[X])2 ? Justify your answers briefly.
Answers: 2
Mathematics, 21.06.2019 14:20
If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7
Answers: 3
Mathematics, 21.06.2019 17:00
The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)
Answers: 1
Mathematics, 21.06.2019 19:40
F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?
Answers: 1
Mathematics, 21.06.2019 21:30
Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?
Answers: 1
Let X be a random variable that is equal to the number of times a 5 is rolled in three rolls of a fa...
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