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Home Q & A Board Science-Related Homework Help Psychology
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sila sila
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6 years ago
A study on the effects of race on the length of prison sentences found no significant difference regarding the length of the sentences as a function of race (Spohn & Holleran, 2000).
 
  The statistical decision in this study was to accept the null hypothesis.
 
 
 Indicate whether the statement is true or false

Question 2

The correlation between the odd and even numbered items for a given test
  provides an estimate of the test's reliability.
 
  Indicate whether the statement is true or false

Question 3

In order to use the Spearman-Brown prophecy formula, the original Pearson
  r must be
 
  a. significant
  b. obtained on a test retest correlation
  c. based on at least 18 degrees of freedom
  d. both a and b, but not c.

Question 4

If you calculate the phi coefficient, you must be looking for
 
  a. the contingency coefficient.
  b. the strength of an effect for a one-way 2.
  c. the strength of an effect for a 2 x 2 2.
  d. the strength of an effect for a 2 x 3 2.
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Roshni411Roshni411
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6 years ago
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sila Author
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#2
6 years ago
I hope they're paying you for this because all of them were correct Grinning Face with Smiling Eyes
wrote...
#3
6 years ago
not really, just a volunteer... and you're welcome Wink Face
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