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Author Question: What is indicated by a Pearson correlation of r = +1.00 between X and Y? a. Each time X ... (Read 175 times)

naturalchemist

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on: Jun 20, 2018
What is indicated by a Pearson correlation of r = +1.00 between X and Y?
 
  a. Each time X increases, there is a perfectly predictable increase in Y
  b. Every change in X causes a change in Y
  c. Every increase in X causes an increase in Y
  d. All of the other 3 choices occur with a correlation of +1.00.

Question 2

A researcher records the age and price for a group of used Hondas. What kind of correlation is likely to be obtained for these two variables?
 
  a. A positive correlation c. A correlation near zero
  b. A negative correlation d. A correlation near one


blazinlyss

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Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

B


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naturalchemist

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Reply #2 on: Jun 20, 2018
Thank you!


blazinlyss

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Reply #3 on: Jun 20, 2018
Happy to help


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