Determine the expected value of x
Questions involve the random variable x with probability distribution given below. Please show all work.
X
2
3
4
5
6
P(x)
0.1
0.2
0.3
Determine the expected value of x.
Determine the standard deviation of x.
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Liberty Celebrations, Inc., manufactures a line of flags. The annual demand for its flag display is estimated to be 100,000 units. The annual cost of carrying one unit in inventory is $1.60, and the cost to initiate a production run is $80.
Create an equation of motion that describes the motion of the ruler.
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Determine the expected value of x. Determine the standard deviation of x.
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Auto Parts sells 1,200 electric parts per week and then reorders another 1,200 parts. If the relevant carrying cost per electric part is $4 and the fixed order cost is $750, what is the total carrying cost and the restocking cost, respectively?
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The proton's speed upon entering the field is 2.85×10^5 m/s^2 , and it comes to rest 5.95cm after entering the field. A)) What is the electric field strength?? B)) What is the proton's velocity when it is only 3.80cm into the field?
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