The variance of a sample of 81 observations equals 64 . The standard deviation of the sample equals ...

Author Question: The variance of a sample of 81 observations equals 64 . The standard deviation of the sample equals ... (Read 176 times)

evelyn o bentley

Hero Member
Posts: 564

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

Sr. Member
Posts: 332

Reply #1 on: Jun 24, 2018

Answer to Question 1

c

Answer to Question 2

FALSE

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