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Author Question: The variance of a sample of 81 observations equals 64 . The standard deviation of the sample equals ... (Read 178 times)

evelyn o bentley

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on: Jun 24, 2018
The variance of a sample of 81 observations equals 64 . The standard deviation of the sample equals
 a. 9.
   b. 4096.
   c. 8.
   d. 6561.

Question 2

Decreasing the objective function coefficient of a variable to its lower limit will create a revised problem that is unbounded.
 a. True
  b. False
  Indicate whether the statement is true or false


cloudre37

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

c

Answer to Question 2

FALSE


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