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Author Question: If X and Y are random variables, the sum of all the conditional probabilities of X given a specific ... (Read 66 times)

littleanan

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  • Posts: 575
on: Jun 24, 2018
If X and Y are random variables, the sum of all the conditional probabilities of X given a specific value of Y will always be:
 a. 0.0
  b. 1.0
  c. the average of the possible values of X.
  d. the average of the possible values of Y.

Question 2

A statistical measure of the strength of the relationship between two random variables X and Y is referred to as the:
 a. expected value
  b. variance
  c. covariance
  d. standard deviation


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steff9894

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

B

Answer to Question 2

C


littleanan

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  • Posts: 575
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

adf223

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Reply 3 on: Yesterday
Excellent

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