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Author Question: Other things being equal, as the confidence level for a confidence interval increases, the width of ... (Read 87 times)

chads108

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on: Jun 24, 2018
Other things being equal, as the confidence level for a confidence interval increases, the width of the interval increases.
 
  Indicate whether the statement is true or false

Question 2

You were told that the mean score on a statistics exam is 75 with the scores normally distributed. In addition, you know the probability of a score between 55 and 60 is 4.41 and that the probability of a score greater than 90 is 6.68. What is the probability of a score between 75 and 90?
 
  What will be an ideal response?


at

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

TRUE

Answer to Question 2

43.32 or 0.4332


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