Author Question: Which of the following is not one of the commonly used names for the body of knowledge involving ... (Read 65 times)

FButt

  • Hero Member
  • *****
  • Posts: 519
Which of the following is not one of the commonly used names for the body of knowledge involving quantitative approaches to decision-making?
 a. management science
  b. business analytics
 c. operations research
 d. efficiency studies

Question 2

A sample of 22 bottles of soft drink showed a variance of 0.64 in their contents. At 95 confidence, determine whether or not the standard deviation of the population is significantly different from 0.7 . Use the critical value approach.



akpaschal

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

d

Answer to Question 2

H0: 2 = 0.49
Ha: 2  0.49 chi-square = 27.43 which is between 10.283 to 35.479; do not reject H0



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

For a complete list of videos, visit our video library