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Author Question: For a normally distributed set of scores with = 100 and = 20, what is the probability of a score ... (Read 57 times)

Capo

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on: Jun 20, 2018
For a normally distributed set of scores with  = 100 and = 20, what is the probability
  of a score being between 60 to 140?
 
  a. .3413
  b. .5000
  c. .6826
   d. .9544

Question 2

Suppose a non-directional z test was performed and the null hypothesis rejected with a
  significance level of .05. Which one of the following could have been the value of zobs in
  the statistical test?
 
  a. -1.98
  b. -1.68
  c. -1.34
  d. +1.68


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olderstudent

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

D

Answer to Question 2

A


Capo

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Reply #2 on: Jun 20, 2018
Thank you


olderstudent

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Reply #3 on: Jun 20, 2018
No problem :)


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