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Home Q & A Board Science-Related Homework Help Psychology
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sunshine938 sunshine938
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6 years ago
Anytime a z score yields a percentile which is greater than 50, then
 
  a. the z score must be positive
  b. the raw score must be higher than the mean
  c. the z score must be greater than 0
  d. all of these

Question 2

The sum of deviation values for a data set is equal to _____.
 
  a. 0
   b. 1
   c. N
   d.

Question 3

When subjects are measured on some trait they already possess, and are then categorized on the basis of that trait, the independent variable has been
 
  a. assigned
  b. manipulated
  c. confounded
  d. actively altered by the experimenter

Question 4

If you examined the effect of studying 0, 1, or 2 hours a day on grades, how would you write the null hypothesis?
 
  a. D = 0
  b. 1 - 2 = 0
  c. 1 - 2 - 3 = 0
  d. 1 = 2 = 3
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tvincenttvincent
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6 years ago
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sunshine938 Author
wrote...
#2
6 years ago
Thanks ... 100% Correct  Thumbs Up Sign
wrote...
#3
6 years ago
You're very welcome
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