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Author Question: A sample was taken of computation errors on an exam: 4, 7, 3, 8, 4, 4, 6, 1, 5, 2, 4, 8, 5, 4, 5. ... (Read 25 times)

mmm

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on: Jun 24, 2018
A sample was taken of computation errors on an exam: 4, 7, 3, 8, 4, 4, 6, 1, 5, 2, 4, 8, 5, 4, 5. What value should be used for the population standard deviation?
 
  A) 0.51
  B) 1.99
  C) none, since the population standard deviation should never be estimated
  D) 1.92

Question 2

When testing the significance of the regression, if the value of Significance F is ________, the null hypothesis is rejected.
 
  A) less than the p-value
  B) more than the level of significance
  C) more than the p-value
  D) less than the level of significance
Statistics, Data Analysis, and Decision Modeling ¦ Evans ¦ 5th Edition
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asware1

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

A

Answer to Question 2

D


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