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Author Question: Suppose a sample of size 10 is used to compute a least squares regression line and gives , and , ... (Read 128 times)

jhjkgdfhk

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on: Jun 24, 2018

  Suppose a sample of size 10 is used to compute a least squares regression line and gives , and , what would be a 95 confidence interval for ?
 

  a.(3.57, 8.03)
  b.(-0.27, 5.27)
  c.(3.03, 8.57)
  d.(3.09, 8.51)

Question 2


  Using the Minitab output below of a linear regression in which the time to complete a task is used to predict a person's score, what would the score be for an individual who took 15 minutes to complete the task?
 
 

  a.12.4774
  b.17.27
  c.The regression equation is not given so the score cannot be computed.
  d.187.48


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zhanghao

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

correct: c

Answer to Question 2

correct: b


jhjkgdfhk

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

bigsis44

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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