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Author Question: In a regression problem, a coefficient of determination 0.90 indicates that: A) 90 of the y ... (Read 87 times)

Tazate

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on: Jun 24, 2018
In a regression problem, a coefficient of determination 0.90 indicates that:
 
  A) 90 of the y values are positive.
  B) 90 of the variation in y can be explained by the regression line.
  C) 90 of the x values are equal.
  D) 90 of the variation in x can be explained by the regression line.

Question 2

The skewness is zero for all distributions, such as the normal, that are symmetric about their mean.
 
  Indicate whether the statement is true or false


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wuly

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Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

TRUE


Tazate

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Reply 2 on: Jun 24, 2018
Excellent

miss.ashley

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Reply 3 on: Yesterday
:D TYSM

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