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Author Question: A card is drawn at random from a standard 52-card deck. The conditional probability that the card is ... (Read 72 times)

james9437

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on: Jul 24, 2018
A card is drawn at random from a standard 52-card deck. The conditional probability that the card is a 2 given that a 2 or a 3 was drawn is
 a. 20.0 (1/5)
  b. 25.0 (1/4)
  c. 33.3 (1/3)
  d. 50.0 (1/2)

Question 2

Which statement is not true about confidence intervals?
 a. A confidence interval is an interval of values computed from sample data that is likely to include the true population value.
  b. An approximate formula for a 95 confidence interval is sample estimate  margin of error.
  c. A confidence interval between 20 and 40 means that the population proportion lies between 20 and 40.
  d. A 99 confidence interval procedure has a higher probability of producing intervals that will include the population parameter than a 95 confidence interval procedure.


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Carissamariew

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

D

Answer to Question 2

C


james9437

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Reply 2 on: Jul 24, 2018
Gracias!

adammoses97

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

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