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Author Question: Which of the following statements is(are) always true? a. -1 P(Ei) 1 b. P(A) = 1 P(Ac) c. P(A) ... (Read 79 times)

mcmcdaniel

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on: Jun 24, 2018
Which of the following statements is(are) always true?
 a. -1  P(Ei)  1
  b. P(A) = 1  P(Ac)
  c. P(A) + P(B) = 1
  d. both P(A) = 1  P(Ac) and P(A) + P(B) = 1

Question 2

If the coefficient of determination is a positive value, then the coefficient of correlation
 a. must also be positive
  b. must be zero
  c. can be either negative or positive
  d. must be larger than 1


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janeli

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

b

Answer to Question 2

C


mcmcdaniel

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Reply 2 on: Jun 24, 2018
Gracias!

frankwu0507

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Reply 3 on: Yesterday
Excellent

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