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Author Question: The variance of the sum always equals the sum of the variances. Indicate whether the statement is ... (Read 19 times)

Diane

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The variance of the sum always equals the sum of the variances.
  Indicate whether the statement is true or false

Question 2

The covariance can be negative but the coefficient of correlation cannot.
  Indicate whether the statement is true or false



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Pswine

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Answer to Question 1

F

Answer to Question 2

F




Diane

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Reply 2 on: Jun 24, 2018
Wow, this really help


momolu

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Reply 3 on: Yesterday
Excellent

 

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