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Author Question: If a set of scores has a mean of 45 and a standard deviation of 9, then the scores have a variance ... (Read 58 times)

@Brianna17

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on: Jun 19, 2018
If a set of scores has a mean of 45 and a standard deviation of 9, then the scores have a variance of ____.
 
  a. 3
 b. 4.5
  c. 18
 d. 81

Question 2

Under what circumstances should the last names of all authors of a reference with six or more authors be included with the citation in the body of the text?
 
  a. always
 b. never
 c. the first time the citation occurs
  d. only if necessary to distinguish it from other references


Ahernandez18

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Reply #1 on: Jun 19, 2018
Answer to Question 1

d

Answer to Question 2

b


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