THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 161

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A professor of statistics is interested in studying the relationship between the number of hours graduate students spent studying for his comprehensive final exam and the exam score.The results of the regression analysis of hours studied on exam scores are presented below.
-In a regression problem the following pairs of (x,y) are given: (2,1) ,(2,-1) ,(2,0) ,(2,-2) and (2,2) .Which of the following is true of the given data?

• A)For the given data,the coefficient of correlation is -1.
• B)For the given data,the coefficient of correlation is 0.
• C)For the given data,the coefficient of correlation is 1.
• D)For the given data,the coefficient of correlation is 2.

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Definitions:

Print

The action or process of producing text, graphics, or images on paper or other physical media, typically by using a printer.

Contacts

Information about individuals or organizations stored for communication purposes, typically including names, phone numbers, and addresses.

Information

Data that has been processed or organized in a meaningful way, which can be used for making decisions or understanding a topic.

Business Contact

Information about an individual that is relevant and useful in a professional or commercial context.