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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 356 times)

jhjkgdfhk

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  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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Answer to Question 1

correct: c

Answer to Question 2

correct: b




jhjkgdfhk

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Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it


flexer1n1

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Reply 3 on: Yesterday
Excellent

 

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