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Author Question: The county clerk wants to estimate the proportion of voters who will need special election ... (Read 107 times)

darbym82

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on: Jun 24, 2018
The county clerk wants to estimate the proportion of voters who will need special election facilities. Suppose a sample of 400 voters was taken. If 150 need special election facilities, calculate a 90 confidence interval for the population proportion.
 
  What will be an ideal response?

Question 2

The interval between patients arriving at an outpatient clinic follows an exponential distribution at a rate of 1 patient per hour. What is the probability of that randomly chosen arrival interval will be more than 1 hour?
 
  What will be an ideal response?


amy.lauersdorf90

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

0.3352 to 0.4148

Answer to Question 2

0.3679


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