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Author Question: Which of the following statements is true for tossing a fair coin (i.e. Probability of Heads = ) if ... (Read 137 times)

wenmo

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on: Jul 24, 2018
Which of the following statements is true for tossing a fair coin (i.e. Probability of Heads = ) if the first 100 tosses of the coin result in 100 heads?
 a. The chance that the next toss will be heads is almost certain.
  b. The chance that the next toss will be heads is nearly 0.
  c. The chance that the next toss will be heads is .
  d. None of the above.

Question 2

Suppose that 90 and 98 confidence intervals are both computed for a population proportion (using the same sample). Which confidence level will give the narrowest interval?
 a. 90
  b. 98
  c. It depends on the value of the sample proportion.
  d. It depends on the value of the true population proportion.


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hramirez205

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

C

Answer to Question 2

A


wenmo

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Reply 2 on: Jul 24, 2018
Gracias!

marict

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

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