Multiple Choice
The appropriate correlation coefficient for measuring for the direction and strength of the linear relationship between two dichotomous variables is ______.
A) the Spearman rank-order correlation coefficient
B) the point-biserial correlation coefficient
C) the phi correlation coefficient
D) none of these
Correct Answer:
Verified
Correct Answer:
Verified
Q2: A researcher measures the relationship between two
Q3: The coefficient of determination is mathematically
Q4: To summarize correlations,we report _.<br>A) the strength
Q5: Which of the following is the assumption
Q6: The assumption of normality requires that the
Q8: A correlation of r = .50 in
Q9: An unanticipated variable not accounted for in
Q10: We convert r to a t statistic
Q11: If SS<sub>XY</sub> = 5.32 and n =
Q12: The appropriate correlation coefficient for measuring the