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Author Question: In order to measure the dispersion of a random variable, look at its a. standard deviation. b. ... (Read 55 times)

londonang

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on: Jun 24, 2018
In order to measure the dispersion of a random variable, look at its
 a. standard deviation.
  b. mean.
  c. expected value.
  d. average.

Question 2

In a regression analysis if SST = 500 and SSE = 300, then the coefficient of determination is
 a. 0.20
  b. 1.67
  c. 0.60
  d. 0.40


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jessicaduplan

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

a

Answer to Question 2

D


londonang

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Reply 2 on: Jun 24, 2018
Gracias!

jomama

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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