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Author Question: A platykurtic distribution always has a. a relatively small standard deviation b. a relatively ... (Read 65 times)

sarasara

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on: Jun 20, 2018
A platykurtic distribution always has
 
  a. a relatively small standard deviation
  b. a relatively large standard deviation
  c. a standard deviation of zero
  d. a few extreme scores at just one end of the distribution

Question 2

Advanced topic: If the correlation coefficient for a study is known, figuring the proportionate reduction in error requires
 
  A) dividing the correlation coefficient by 2.
  B) taking the square root of the correlation coefficient.
  C) squaring the correlation coefficient.
  D) multiplying the correlation coefficient by 2.


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chloejackso

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

b

Answer to Question 2

C


sarasara

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Reply 2 on: Jun 20, 2018
Wow, this really help

Sarahjh

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Reply 3 on: Yesterday
Excellent

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