Author Question: The degrees of freedom are used to determine the critical z-score for the normal distribution when ... (Read 121 times)

Pineappleeh

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The degrees of freedom are used to determine the critical z-score for the normal distribution when calculating a confidence interval.
 
  Indicate whether the statement is true or false

Question 2

The table below shows the number of cars sold last month by seven employees at Concord Motors and their number of years of sales experience.
 
  Experience Sales
  1 8
  2 6
  2 7
  4 14
  5 9
  6 13
  8 10
 
  Management would like to use simple regression analysis to estimate monthly car sales using the number of years of sales experience. The sum of squares error for this sample is ________.
  A) 13.50
  B) 16.00
  C) 29.61
  D) 37.23


emily12345

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Answer to Question 1

FALSE

Answer to Question 2

D



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