Determine the probability distribution
The random variable X is the number of girls of four children born to a couple that is equally likely to have either a boy child or a girl child. Its probability distribution is as follows.
X
0
1
2
3
4
P(X =x)
.0625
.2500
.3750
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The two carts having masses m1 = 3.5 kg and m2 = 6.5 kg are moving towards one other with velocities v1=15 m/s and v2=5 m/s for inelastic collision: i) Determine the velocity of the two carts.
Sally moved her hand from the rest position back and forth all along the floor 20 times in 4 seconds. Determine the frequency of the wave Sally created?
Sally moved her hand from the rest position back and forth all along the floor 20 times in 4 seconds. Determine the speed of the wave Sally formed?
Predatory prey cycle: the population P of a predator species is given. Provide maximum, minimum, period, frequency, amplitude and center values for every function.
You plan to begin your motorcycle by running up to it, jumping on, and by using your combined speed to begin the engine. Determine, how many f/s must you be going when you run up if the final velocity to begin is 12 f/s, you weigh 110 lb and it we
A) Wavelength of the sound wave in this room is 1.13 m and the frequency is 301 Hz. Determine the speed of the wave in the room?
Derive KE = 1/2 m v x v for a variable force that accelerates a mass m to a velocity v beginning from rest. Describe carefully. If you have any constants of integration describe how you cope up with them.
Determine the maximum velocity (m/s) you can go to make a turn of 7.6 m radius if the coefficient of friction is .37 and g on the planet is around12 m/s/s?
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