« previous next »

Author Question: The variance of a sample of 81 observations equals 64 . The standard deviation of the sample equals ... (Read 193 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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Sample root cause analysis: Duplicate dose of a narcotic analgesic. Sample root cause analysis: Duplicate dose of a narcotic analgesic.
Standard Precautions for the Care of all Patients in All Health Care Settings Standard Precautions for the Care of all Patients in All Health Care Settings
(a) A turbidometry detector measures laser light directly across from the light source. The sample, ... (a) A turbidometry detector measures laser light directly across from the light source. The sample, ...
Sample prescriptions of antibiotics for prophylaxis against infective endocarditis. Sample prescriptions of antibiotics for prophylaxis against infective endocarditis.
Sample prescription for chlorhexidine. Sample prescription for chlorhexidine.
A sample of baking soda is heated and releases carbon dioxide gas into a 1000-mL A sample of baking soda is heated and releases carbon dioxide gas into a 1000-mL
Video: Oral Hygiene & Braces Animation

For a complete list of videos, visit our video library