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Clyde Cement wants to analyze a shipment of bags of cement. He knows the weight of the bags is normally distributed so he can use the standard normal distribution. He measures the weight of 600 randomly selected bags in the shipment. Next, he calculates the mean and standard deviation of their weights. The mean is 50 lbs and the standard deviation is 1.5 lbs. What percentage of the bags of cement will weigh less than 50 lbs.?
If the teachers receive an average salary increase of $1096, write out the first 6 terms of the sequence formed by the average salaries starting with the 1999-2000 school year. Explain how you got your answer.
What is the standard error of the sample mean, x? Enter your answer to 2 decimal places.
A ranger in tower A spots a fire at a direction of 354 degrees. A ranger in tower B located 60 miles aat a direction of 50 degrees from tower A spots fire at 317 degrees. How far is fire from tower A and B.
detail the process of polynomial division when the divisor is a monomial. Demonstrate the process with an example. How does this process change when the divisor is not a monomial?
find the area of the trapezoidal cross-section of the irrigation canal shown below. Your answer will be in terms of h, w, and θ. Use theta for θ.
A rancher has 1200m of fencing to enclose 2 rectangular corrals. The corrals have the same dimensions and one side in common. What dimensions will maximize the enclosed area?
Find the value of "a" that makes the following function differentiable at x = 2.
Application of matrices in real word problems -Five neighborhoods ( NB ) all want to raise money for a playground for their kids.
Inside a semicircle tunnel of the diameter 30 feet, a vertical support beam is placed 4 feet from the side of the tunnel. How tall is the beam?
Discuss the concept of the derivative of a function.
This problem is in reference to students who may or may not take advantage of the opportunities provided in QMB such as homework. Some of the students pass the course, and some of them do not pass
Calculate the ambiguity function of a signal with an envelope u(t) = Bexp(-t^2)T^2). What should be the value of B that will make the signal of the unit energy?
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