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.
Expected delivery within 24 Hours
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.
What is the probability that the outcome of the second roll is an odd number, given that the first roll is greater than 4? Are A and B independent? Why or why not?
Assume Green Leaf Nursery anticipated sales of $500 in the first quarter. Accounts receivable at the beginning of the year was $300. Assuming a collection period of 30 days, which is the approximate beginning balance for the second quarter?
Determine the expected value of x. Determine the standard deviation of x.
The position of an object is r= ( 3.2t +1.2t^(2)) ihat + (1.7t -1.6t^(2)) jhat m, where t is time in seconds. What is the magnitude of the acceleration and the direction of the acceleration?
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?
The square plates each have a charge of 2.50×10?5 C are separated by 6.50mm , and have an edge length of 9.00cm . A)) Which plate must be positively charged? Top plate OR Bottom plate?
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?
1957078
Questions Asked
3,689
Active Tutors
1459989
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A primigravida client is in the fourth stage of labor after the delivery of a newborn male infant. Which information should the nurse:
After two miscarriages, a client is instructed to increase her daily intake of foods that includes folic acid. The client does not like green leading vegetable
In preparing a gravid client for a triple screen analysis, which action: A. Assist the client to left lateral tilt position
A client who is positive for Neisseria gonorrheae vaginally delivered a newborn. Which medication should the nurse administer to the newborn?
When discussing the differences between a nurse leader and a nurse manager, the student correctly identifies characteristics of transformational leaders
At 0600 while admitting a woman for a scheduled repeat cesarean section (C-section), the client tells the nurse that she drank a cup of coffee
A client who suspects she is pregnant tells the nurse she has a peptic ulcer E drug. How should the nurse respond?