Mathematics, 07.05.2021 14:00 lmimms02
The density function of the continuous random variable x, the total number of hours, in units of
100 hours, that a family runs a vacuum cleaner over a period of one year is given below:
f(x) = {
x, 0 < x < 1
8 − x, 1 ≤ x < 2
0, otherwise
Find the average number of hours per year that families run their vacuum cleaners.
Answers: 1
Mathematics, 21.06.2019 15:00
Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?
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Mathematics, 21.06.2019 17:30
Use the net as an aid to compute the surface area of the triangular prism. a) 550 m2 b) 614 m2 c) 670 m2 d) 790 m2
Answers: 1
Mathematics, 21.06.2019 19:30
If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8
Answers: 2
Mathematics, 21.06.2019 20:10
Look at the hyperbola graphed below. the hyperbola gets very close to the red lines on the graph, but it never touches them. which term describes each of the red lines? o o o o a. asymptote b. directrix c. focus d. axis
Answers: 3
The density function of the continuous random variable x, the total number of hours, in units of
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