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Author Question: A population of scores has = 44 . In this population, a score of X = 40 corresponds to z = 0.50 . ... (Read 66 times)

arivle123

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on: Jun 20, 2018
A population of scores has  = 44 . In this population, a score of X = 40 corresponds to z = 0.50 . What is the population standard deviation?
 
  a. 2 c. 8
  b. 4 d. 8

Question 2

You have a score of X = 65 on an exam. Which set of parameters would give you the best grade on the exam?
 
  a.  = 60 and  = 10 c.  = 70 and  = 10
  b.  = 60 and  = 5 d.  = 70 and  = 5


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emily12345

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Reply #1 on: Jun 20, 2018
Answer to Question 1

C

Answer to Question 2

B


arivle123

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Reply #2 on: Jun 20, 2018
Thank you!


emily12345

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Reply #3 on: Jun 20, 2018
Happy to help


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