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Author Question: In Bayesian analysis, probabilities are assigned to the states of nature. Indicate whether the ... (Read 35 times)

torybrooks

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on: Jul 25, 2018
In Bayesian analysis, probabilities are assigned to the states of nature.
 
  Indicate whether the statement is true or false

Question 2

In a random sample of 26 laptop computers, the mean repair cost was 151 with a standard deviation of 35. Assume the population has a normal distribution. Construct a 95 confidence interval for the population mean, .
 
  Suppose you did some research on repair costs for laptop computers and found that the standard deviation is . Use the normal distribution to construct a 95 confidence interval for the population mean, . Compare the results. Round to the nearest cent.


kjohnson

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Reply #1 on: Jul 25, 2018
Answer to Question 1

TRUE

Answer to Question 2

(136.86, 165.14); (137.55, 164.45), The t-confidence interval is wider.


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