Author Question: The variance of a sample of 81 observations equals 64 . The standard deviation of the sample equals ... (Read 131 times)

evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
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
Answer to Question 1

c

Answer to Question 2

FALSE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

For a complete list of videos, visit our video library