This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In linear programming models of real problems, the occurrence of an unbounded solution means that ... (Read 67 times)

go.lag

  • Hero Member
  • *****
  • Posts: 667
on: Jun 24, 2018
In linear programming models of real problems, the occurrence of an unbounded solution means that the
 a. resultant values of the decision variables have no bounds.
  b. mathematical models sufficiently represent the real-world problems.
  c. problem formulation is improper.
  d. constraints have been excessively used in modeling.

Question 2

The CEO of a company wants to estimate the percent of employees that use company computers to go on Facebook during work hours with 95 confidence. He selects a random sample of 150 of the employees and finds that 53 of them logged onto Facebook that day. What is the point estimate of the proportion of the population that logged onto Facebook that day?
 a. 0.25
  b. 0.35
  c. 0.53
  d. 0.65


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zhanghao

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jun 24, 2018
Answer to Question 1

c
RATIONALE: In linear programming models of real problems, the occurrence of an unbounded solution means that the problem has been improperly formulated.

Answer to Question 2

b
RATIONALE: The point estimate of the proportion of the population that logged onto Facebook that day is 53/150 = 0.35.


go.lag

  • Member
  • Posts: 667
Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

Sarahjh

  • Member
  • Posts: 370
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

How to solve optimization problems in calculus (Part 1) How to solve optimization problems in calculus (Part 1)
Who is the “real” Beyoncé—doting mother or Sasha Fierce? Who is the “real” Beyoncé—doting mother or Sasha Fierce?
The molality of a C12H23O11 solution is 0.6 m. what is the freezing point of the solution C? The molality of a C12H23O11 solution is 0.6 m. what is the freezing point of the solution C?
At 300 K a 500.0 mL solution containing 0.4314 g of dextrose has an osmotic pressure of 89.6 mm ... At 300 K a 500.0 mL solution containing 0.4314 g of dextrose has an osmotic pressure of 89.6 mm ...
Linear programming problems Linear programming problems
Ball-and-stick models of A=T and G≡C base pairs Ball-and-stick models of A=T and G≡C base pairs
Video: Helper T cell receptors, activation, proliferation, differentiation & action

For a complete list of videos, visit our video library