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Author Question: The mean of all z-scores in a distribution is equal to a. zero. b. number in the distribution. ... (Read 108 times)

tfester

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on: Jun 20, 2018
The mean of all z-scores in a distribution is equal to
 
  a. zero.
  b. number in the distribution.
  c. the sum of all squared scores.
  d. the sum of all squared z-scores divided by N.

Question 2

The Pearsons r is not appropriate when the data are
 
  a. from a population.
  c. bivariate.
  b. heterogeneous.
  d. curvilinear.


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yuyiding

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

A

Answer to Question 2

D


tfester

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Reply 2 on: Jun 20, 2018
Excellent

alvinum

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Reply 3 on: Yesterday
Wow, this really help

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