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Choosing a Contractor The board of directors of Precision Optics is holding an election to decide which contractor should be hired to build an expansion to its corporate headquarters. The 15 members of Precision Optics’s board of directors are considering a proposal from each of the following contractors. Becker(B), DiMarco(D), LaChase(L) and Merendez(M). The members rank the four choices according to the preference table below.
Number of Votes | 5 | 4 | 2 | 1 |
First | B | B | L | D |
Second | L | D | L | D |
Third | L | D | B | B |
Fourth | M | L | M | L |
a. Determine which contractor is selected using the plurality method.
b. Determine which contractor is selected using the Borda count method.
c. Determine which contractor is selected using the plurality with elimination method.
d. Determine which contractor is selected using the pairwise comparison method.
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Chapter 14 Solutions
A Survey of Mathematics with Applications (10th Edition) - Standalone book
- Determine whether the lines L₁ (t) = (-2,3, −1)t + (0,2,-3) and L2 p(s) = (2, −3, 1)s + (-10, 17, -8) intersect. If they do, find the point of intersection.arrow_forwardConvert the line given by the parametric equations y(t) Enter the symmetric equations in alphabetic order. (x(t) = -4+6t = 3-t (z(t) = 5-7t to symmetric equations.arrow_forwardFind the point at which the line (t) = (4, -5,-4)+t(-2, -1,5) intersects the xy plane.arrow_forward
- Find the distance from the point (-9, -3, 0) to the line ä(t) = (−4, 1, −1)t + (0, 1, −3) .arrow_forward1 Find a vector parallel to the line defined by the parametric equations (x(t) = -2t y(t) == 1- 9t z(t) = -1-t Additionally, find a point on the line.arrow_forwardFind the (perpendicular) distance from the line given by the parametric equations (x(t) = 5+9t y(t) = 7t = 2-9t z(t) to the point (-1, 1, −3).arrow_forward
- Let ä(t) = (3,-2,-5)t + (7,−1, 2) and (u) = (5,0, 3)u + (−3,−9,3). Find the acute angle (in degrees) between the lines:arrow_forwardNo chatgpt pls will upvotearrow_forwardA tank initially contains 50 gal of pure water. Brine containing 3 lb of salt per gallon enters the tank at 2 gal/min, and the (perfectly mixed) solution leaves the tank at 3 gal/min. Thus, the tank is empty after exactly 50 min. (a) Find the amount of salt in the tank after t minutes. (b) What is the maximum amount of salt ever in the tank?arrow_forward
- Draw a picture of a normal distribution with mean 70 and standard deviation 5.arrow_forwardWhat do you guess are the standard deviations of the two distributions in the previous example problem?arrow_forward1 What is the area of triangle ABC? 12 60° 60° A D B A 6√√3 square units B 18√3 square units 36√3 square units D 72√3 square unitsarrow_forward
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill
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