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Author Question: The reduced cost for a decision variable that appears in a Sensitivity Report indicates the change ... (Read 60 times)

2125004343

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on: Jun 24, 2018
The reduced cost for a decision variable that appears in a Sensitivity Report indicates the change in the optimal objective function value that results from changing the right-hand side of the nonnegativity constraint from
 a. 1 to 0.
  b. 0 to 1.
  c. -1 to 0.
  d. 0 to -1.

Question 2

For a population with an unknown distribution, the form of the sampling distribution of the sample mean is
 a. approximately normal for small sample sizes.
  b. exactly normal for large sample sizes.
  c. exactly normal for small sample sizes.
  d. approximately normal for large sample sizes.


wilsonbho

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Reply #1 on: Jun 24, 2018
Answer to Question 1

b
RATIONALE: The reduced cost indicates the change in the optimal objective function value that results from changing the right-hand side of the nonnegativity constraint from 0 to 1.

Answer to Question 2

d
RATIONALE: Central Limit Theorem states: In selecting random samples of size n from a population, the sampling distribution of the sample mean can be approximated by a normal distribution as the sample size becomes large.


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