Suppose X is a normal random variable with mean 20 and standard
deviation 4. A really bored ma...
Mathematics, 16.03.2020 00:49 daisyyy12
Suppose X is a normal random variable with mean 20 and standard
deviation 4. A really bored mathematician observes the value for X and uses it
to construct a cube of dimensions lXl lXl lXl.
(a) Find the expected surface area of the cube.
(b) Find the expected volume of the cube.
(c) Using computational software, approximate the probability that the volume is more than 5 times greater than the area.
Answers: 1
Mathematics, 21.06.2019 18:30
If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.
Answers: 1
Mathematics, 21.06.2019 20:30
Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = xΒ²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp
Answers: 1
Mathematics, 22.06.2019 02:00
15 oranges weigh 3.75 kilograms (kg). if each orange weighs approximately the same, approximately how much does each orange weigh?
Answers: 3
Mathematics, 09.11.2019 02:31
History, 09.11.2019 02:31
Mathematics, 09.11.2019 02:31
Mathematics, 09.11.2019 02:31