Author Question: The sum of the differences between observed values and the group mean for a given set of ... (Read 33 times)

LCritchfi

  • Hero Member
  • *****
  • Posts: 519
The sum of the differences between observed values and the group mean for a given set of observations is known as the _____.
 a. within-group error
  b. between-groups variance
  c. F-ratio
  d.  statistic

Question 2

Which of the following has prompted an even faster expansion and use of electronic communications and cellular network?
 a. wire revolution c. wireless revolution
  b. digital revolution d. None of the above.



irishcancer18

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

A

Answer to Question 2

C
The wireless revolution and the World Wide Web has opened up a vast communications network for use in marketing communications.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

For a complete list of videos, visit our video library