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Author Question: The covariance will always a. be a positive number. b. be larger than the variance. c. reflect ... (Read 127 times)

dmcintosh

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on: Jun 20, 2018
The covariance will always
 
  a. be a positive number.
  b. be larger than the variance.
  c. reflect the direction of the relationship.
  d. be less than 1.0.

Question 2

We can often use a Pearson correlation even when a relationship is curvilinear. This is because
 
  a. a straight line will often fit the data remarkably well.
  b. you can always calculate a correlation with any set of data.
  c. the correlation coefficient doesn't care if the relationship is curvilinear.
  d. there is no alternative.


SVictor

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

C

Answer to Question 2

A


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dmcintosh

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


SVictor

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


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