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Author Question: Suppose that the probability of event A is 0.2 and the probability of event B is 0.4 . Also, suppose ... (Read 118 times)

sjones

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on: Jul 24, 2018
Suppose that the probability of event A is 0.2 and the probability of event B is 0.4 . Also, suppose that the two events are independent. Then P(AB) is:
 a. P(A) = 0.2
  b. P(A) / P(B) = 0.2/0.4 =  
  c. P(A)P(B) = (0.2)(0.4) = 0.08
  d. None of the above.

Question 2

Suppose that a 95 confidence interval for the proportion of first-year students at a school who played in intramural sports is 35 plus or minus 5. The confidence level for the confidence interval is
 a. 5
  b. 35
  c. 95
  d. None of the above


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aprice35067

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

A

Answer to Question 2

C


sjones

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

komodo7

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Reply 3 on: Yesterday
Excellent

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