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Author Question: Suppose you roll a pair of dice. Let A be the event that you roll an even number. Let B be the event ... (Read 138 times)

abern

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on: Jun 24, 2018
Suppose you roll a pair of dice. Let A be the event that you roll an even number. Let B be the event that you roll an odd number. Which of the following statements is true?
 
  A) The events A and B are not mutually exclusive.
  B) The intersection of A and B is the empty set .
  C) The events A and B are not collectively exhaustive.
  D) The complement of event B is the set 1, 3, 5, 7, 9, 11.

Question 2

The Empirical Rule states that the percentage of observations in a data set (providing that the data set has a bell-shaped and symmetric distribution) that fall within one standard deviation of their mean is approximately:
 
  A) 68
  B) 75
  C) 95
  D) 99


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itsakadoozi

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

B

Answer to Question 2

A


abern

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Reply 2 on: Jun 24, 2018
Gracias!

cpetit11

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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