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Author Question: What is the direction of causality when two variables, A and B, have a strong linear correlation? ... (Read 112 times)

Mollykgkg

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on: Jun 20, 2018
What is the direction of causality when two variables, A and B, have a strong linear correlation?
 
  A) A causes B.
  B) B causes A.
  C) Some third variable is causing both A and B.
  D) All of the above are possible.

Question 2

When figuring a correlation coefficient, the absolute value of the summed cross-products
 
  A) gets larger when the scores of more people are included in the analysis.
  B) gets smaller as the variance of the scores for each variable increases.
  C) gets larger as the measurement scale for each variable becomes more restricted.
  D) is negative when the scores of large numbers of people are included in the analysis.


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kjo;oj

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

Sent you a PM please check your forum inbox. Thank you

Answer to Question 2

wohoo thank youuu.


Mollykgkg

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Reply 2 on: Jun 20, 2018
Wow, this really help

jackie

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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