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Author Question: If a sample of size 21 is selected, the value of A for the probability P(t A) = 0.025 is: A) ... (Read 76 times)

magmichele12

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  • Posts: 559
on: Jun 24, 2018
If a sample of size 21 is selected, the value of A for the probability P(t
 
  A) = 0.025 is:
  A) 2.528
  B) 2.086
  C) 2.518
  D) 2.080

Question 2

What is the value of Cov(X, Y)?
 
  A) -0.825
  B) 0.750
  C) -0.025
  D) 1.625


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brittiany.barnes

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

B

Answer to Question 2

C


magmichele12

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  • Posts: 559
Reply 2 on: Jun 24, 2018
Gracias!

pratush dev

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  • Posts: 321
Reply 3 on: Yesterday
Wow, this really help

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