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Author Question: True or False: Observational studies are not as useful as experiments to learn about the ... (Read 35 times)

panfilo

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on: Jul 25, 2018
True or False: Observational studies are not as useful as experiments to learn about the characteristics of a population.
 
  A) True B) False

Question 2

Suppose that two balanced dice are rolled. Let Y denote the sum of the two numbers. Use notation to represent the event that the sum of the two numbers is at least 11.
 
  A) (5, 6 ), (6, 5 ), (6,6 ) B) Y > 11
  C) X+Y  11 D) Y  11


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Juro

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Reply #1 on: Jul 25, 2018
Answer to Question 1

B

Answer to Question 2

D


panfilo

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Reply 2 on: Jul 25, 2018
Gracias!

Dnite

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Reply 3 on: Yesterday
Excellent

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