A correlational study is designed to.
A) determine the relationship between an independent variable and a dependent variable
B) describe the degree of central tendency for a variable
C) find the extent to which two variables are related
D) manipulate an independent variable
Correct Answer:
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Q13: The Pearson correlation coefficient is used.
A)to quantify
Q14: The cross products of X and Y
Q15: The direction and degree of the relationship
Q16: A representation of a relationship between two
Q17: When calculating the Pearson correlation coefficient,
Q19: If two variables are related so that
Q20: The numerator of the Pearson r is
Q21: If you calculated robs = +1.57, then.
A)the
Q22: When robs equals zero, the scatterplot of
Q23: How will r be affected by decreasing
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