According to approximate guidelines for interpreting the strength of effect sizes, a Cohen's d of ...

According to approximate guidelines for interpreting the strength of effect sizes, a Cohen's d of .55 is considered to be:
 
  a. Very strong
  b. Strong
  c. Moderate
  d. Weak

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The regression equation predicts a variable Y value in light of: a known value on variable X, the point where the regression line intersects the y-axis, and the slope of the regression line.
 
  Indicate whether the statement is true or false

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Interpreting the strength and practical implications of effect sizes based on correlation coefficients is:
 
  a. The same as interpreting percentage scores of exams.
  b. The same as interpreting correlation coefficients in studies of instrument reliability.
  c. Less meaningful than just asking whether the correlation is statistically significant.
  d. None of these.