Multiple Choice
The appropriate correlation coefficient for measuring the direction and strength of the linear relationship between one continuous and one dichotomous variable 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
Q7: The appropriate correlation coefficient for measuring for
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 =
Q13: The point-biserial correlation coefficient is a measure
Q14: The formula for the Spearman correlation coefficient
Q15: Homoscedasticity is the assumption that there is
Q16: A correlation of r = .38 in
Q17: The numerator of the correlation coefficient measures