How many of the cables are expected to have a strength

Assignment Help Mathematics
Reference no: EM13203775

A supplier of wire cables has determined that the strength of the cables has a normal distribution with mean= 2,000 pounds and standard deviation= 60 pounds. The manager of a construction project has ordered 4000 cables. If the cables to be delivered are selected at random, how many of the cables are expected to have a strength less than 1910 pounds?

Reference no: EM13203775

Questions Cloud

Find the total distance it travels : A ball drops from a height of 19 feet. Each time it hits the ground, it bounces up 35 percents of the height it fall. Assume it goes on forever, find the total distance it travels.
How many shares will stephenson need to issue to finance : Construct Stephenson's market value balance sheet after it announces that the firm will finance the purchase using equity. What would be the new price per share of the firm's stock? How many shares will Stephenson need to issue to finance the purc..
What is the equilibrium price and quantity of apples : 1.) Suppose \(P_B = m = $1\) derive Larry's demand function. 2.) Larry buys his apples from Mary. Mary supplies apples according to \(q_s = -4 +20p\) What is the equilibrium price and quantity of Apples 3.) What is the price elasticity of demand in..
What is the mutual inductance of this system : A long, current-carrying solenoid with an air core has 1750 turns per meter of length and a radius of 0.0180 m. A coil of 125 turns is wrapped tightly around the outside of the solenoid. What is the mutual inductance of this system?
How many of the cables are expected to have a strength : If the cables to be delivered are selected at random, how many of the cables are expected to have a strength less than 1910 pounds?
Find the total distance traveled north and the east : A plane travels 170 miles on a bearing of N18 degree e and then changes its course to N 49 E and travels 120 mi . find the total distance traveled north and the east.
How many books must the publisher print and sell : How many books must the publisher print and sell so that the production costs will equal the money obtained from sales?
Explain the domain of the function : If the box has an area greater than or equal to 96 in2 but less than 216 in2, which statement is true about the domain of this function?
How many visits will physicians provide to public : The state Medicaid agency has set a rate of $5.50 per visit for all Medicaid enrollees who visit a physician. Each physician also has private paying patients. The demand curve for each physician can be characterized as follows, and physicians can ..

Reviews

Write a Review

Mathematics Questions & Answers

  Determining direction derivative

Find the directional derivative at P(-2,2,-1) in the direction of Q(18,-2,4). Find the direction of maximum decrease at P. (your answer does not have to be unit vector.) What is the maximum rate of decrease?

  How much will the fencing cost

A fence is being built to enclose a backyard. The yard is 150 ft wide by 325 ft long. The back of the house will act as on side of the fence. Fencing sells for 13.00 dollars per ft. How much will the fencing cost?

  Find the median number of newspapers sold

Find the median number of newspapers sold.

  Determine if patients recovering from knee surgery

Suppose p3 represents the proportion of patients who showed improvement after one month of therapy three times a week and p2 represents the proportion of patients who showed improvement after one month of therapy twice a week. A 95% confidence int..

  What dimensions should be used so that the enclosed area

A rancher has 300 feet of fencing with which to enclose two adjacent rectangular corrals. What dimensions should be used so that the enclosed area will be a maximum?

  Find the rate of change of the distance

A particle is moving along the curve y= 3 sqrt{4 x + 9}. As the particle passes through the point (4, 15), its x-coordinate increases at a rate of 5 units per second. Find the rate of change of the distance from the particle to the origin at this ..

  What is the probability that 9 or more were female

(a) Before 1918, in a random sample of 12 wolves spotted in the region, what is the probability that 9 or more were male?

  Find the probabilities that the driver will pick up

A taxi driver knows from past experience that the number of fairs he will pick up during an evening is a random variable which has the mean 25.6 and S.D 4.2 .Find the probabilities that the driver will pick up.

  At what rate is the player distance from home plate

A baseball diamond has the shape of a square with sides of 90ft long. A player 30ft from third base is sunning at a speed 28 feet/sec. At what rate is the player's distance from home plate changing.

  Digital logic-boolean algebra

Write Boolean expression & draw the gate logic diagram & typical PLC logic ladder diagram for a control system wherein a fan is to run only when all of the following conditions are met:

  What is the probability that you get one marble

A box contains 4 green, 10 red, 6 yellow, and 5 blue marbles. Four marbles are drawn from the box without replacement. What is the probability that you get one marble of each color?

  Draw a picture of every tree

Draw a picture of every tree with 1, 2, 3, 4, 5, or 6 vertices. Just include one copy of each tree - that is to say you should eliminate any trees that are isomorphic to others on your list.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd