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Author Question: Holding the level of confidence fixed, increasing the sample size will lead to a wider confidence ... (Read 83 times)

theo

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on: Jun 24, 2018
Holding the level of confidence fixed, increasing the sample size will lead to a wider confidence interval.
 
  Indicate whether the statement is true or false

Question 2

You were told that the amount of time lapsed between consecutive trades on the New York Stock Exchange followed a normal distribution with a mean of 15 seconds. You were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13. The probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7. The middle 60 of the time lapsed will fall between which two numbers?
 
  What will be an ideal response?


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angrybirds13579

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

FALSE

Answer to Question 2

14 seconds and 16 seconds


theo

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

shewald78

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Reply 3 on: Yesterday
Excellent

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