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Home Q & A Board Science-Related Homework Help Psychology
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gangulo gangulo
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6 years ago
When a given difference is determined to be significant, then
 
  a. the alpha level must have failed
  b. the alpha level must have been rejected
  c. the null hypothesis must have been rejected
  d. there was a failure to reject the null hypothesis

Question 2

Any time a variable has been controlled, it has presumed to be
 
  a. held constant.
  b. administered only to the control group.
  c. administered only to the experimental group.
  d. all of these, depending on the experimental design.

Question 3

Artificially low correlations can occur when
 
  a. two variables are related in a non-linear way.
  b. the data represent a U-shaped function.
  c. the scatterplot illustrates a curvilinear function.
  d. All of the above are true.

Question 4

When Y decreases by one unit for each equal unit increase in X, then
 
  a. the intercept value will be negative
  b. the slope value will be negative
  c. the correlation value will be positive
  d. both a and b, but not c
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suncssuncs
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6 years ago
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gangulo Author
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6 years ago
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