Test Bank for Statistics A Tool
for Social Research and Data
Analysis 10th Edition By Joseph
Healey (All Chapters 1-15, 100%
Original Verified, A+ Grade)
All Chapters Arranged Reverse: 15-1
This is The Only Original and
Complete Test Bank for 10th
Edition, All Other Files in the
Market are Fake/Old/Wrong
Edition.
,Chapter 15
1. Partial and multiple correlation require data which are
a. nominal and continuous
b. ordinal and discrete
c. inferential and bivariate
d. interval-ratio
ANSWER: d
REFERENCES: 406
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
2. Partial and multiple correlation are based on
a. bivariate tables.
b. random sampling.
c. the Analysis of Variance.
d. Pearson's r.
ANSWER: d
REFERENCES: 406
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
STAT.HEAL.15.15.03 - Find and interpret standardized partial slopes or beta-weights.
3. For multivariate analysis, the techniques of partial correlation and multiple regression and correlation are
superior to elaboration (i.e., controlling for a third variable by constructing partial tables) because
a. computations are easier.
b. they avoid the necessity of computing Pearson’s r.
c. they provide less information and are less confusing.
d. they provide more information.
ANSWER: d
REFERENCES: 406
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
4. A Pearson's r calculated for the bivariate relationship between X and Y is .50. After controlling for Z, the partial
correlation coefficient is .49. This outcome would be evidence of a(n) relationship between X
and Y.
a. direct
b. spurious
c. interactive
d. negative
ANSWER: a
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
,Chapter 15
5. After controlling for Z, the partial correlation coefficient between X and Y is the same value as the
bivariate Pearson's r. This pattern would be taken as evidence of
a. a direct relationship between X and Y.
b. a spurious relationship between X and Z.
c. interaction between X, Y, and Z.
d. an intervening relationship between X and Y, interaction between X and Z.
ANSWER: a
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation
coefficients.
6. A researcher examines the relationship between poverty and crime rates for 100 metropolitan areas and finds a
zero-order correlation of 0.37. She controls for the percent of families that are headed by single parents and finds
a first order partial correlation of 0.33. Which of the following correctly describes this outcome? This is a
relationship.
a. direct
b. statistically significant
c. spurious
d. interactive
ANSWER: a
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation
coefficients.
7. Which of the following would be consistent with a direct relationship between X and Y?
a. Pearson's r is .17, partial correlation coefficient is .16.
b. Pearson's r is .78, partial correlation coefficient is .50.
c. Pearson's r is .10, partial correlation coefficient is .20.
d. Pearson's r is .00, partial correlation coefficient is .00.
ANSWER: a
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation
coefficients.
8. After controlling for Z, a researcher finds evidence of a direct relationship between X and Y. What step should
be taken next?
a. Z should become the new independent variable.
b. Z should become the new dependent variable.
c. Z should be disregarded and a new control variable should be selected.
d. Z should be disregarded and a new independent variable should be selected.
ANSWER: c
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation
coefficients.
, Chapter 15
9. The partial correlation coefficient between X and Y after controlling for Z shows a much weaker relationship
than the Pearson's r computed for X and Y. This would be taken as evidence of a(n) relationship
between X and Y.
a. direct
b. spurious or intervening
c. interactive
d. positive
ANSWER: b
REFERENCES: 407-408
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
10. Which of the following would be consistent with a spurious relationship between X and Y?
a. Pearson's r is .37, partial correlation coefficient is .36.
b. Pearson's r is .78, partial correlation coefficient is .30.
c. Pearson's r is -.10, partial correlation coefficient is -.15.
d. Pearson's r is .00, partial correlation coefficient is .00.
ANSWER: b
REFERENCES: 407-408
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
11. A researcher examines the relationship between poverty and crime rates for 100 metropolitan areas and finds a
zero-order correlation of 0.37. She controls for the percent of families that are headed by single parents and finds
a first order partial correlation of 0.06. Which of the following correctly describes this outcome? This is a
relationship.
a. direct
b. statistically significant
c. spurious
d. interactive
ANSWER: c
REFERENCES: 407-408
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
12. A Pearson's r calculated for a bivariate relationship is .50. After controlling for Z, the partial correlation coefficient
is
.07. This outcome would be evidence of a(n) relationship between X and Y.
a. direct
b. spurious or intervening
c. interactive
d. positive
ANSWER: b
REFERENCES: 407-408
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
for Social Research and Data
Analysis 10th Edition By Joseph
Healey (All Chapters 1-15, 100%
Original Verified, A+ Grade)
All Chapters Arranged Reverse: 15-1
This is The Only Original and
Complete Test Bank for 10th
Edition, All Other Files in the
Market are Fake/Old/Wrong
Edition.
,Chapter 15
1. Partial and multiple correlation require data which are
a. nominal and continuous
b. ordinal and discrete
c. inferential and bivariate
d. interval-ratio
ANSWER: d
REFERENCES: 406
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
2. Partial and multiple correlation are based on
a. bivariate tables.
b. random sampling.
c. the Analysis of Variance.
d. Pearson's r.
ANSWER: d
REFERENCES: 406
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
STAT.HEAL.15.15.03 - Find and interpret standardized partial slopes or beta-weights.
3. For multivariate analysis, the techniques of partial correlation and multiple regression and correlation are
superior to elaboration (i.e., controlling for a third variable by constructing partial tables) because
a. computations are easier.
b. they avoid the necessity of computing Pearson’s r.
c. they provide less information and are less confusing.
d. they provide more information.
ANSWER: d
REFERENCES: 406
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
4. A Pearson's r calculated for the bivariate relationship between X and Y is .50. After controlling for Z, the partial
correlation coefficient is .49. This outcome would be evidence of a(n) relationship between X
and Y.
a. direct
b. spurious
c. interactive
d. negative
ANSWER: a
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
,Chapter 15
5. After controlling for Z, the partial correlation coefficient between X and Y is the same value as the
bivariate Pearson's r. This pattern would be taken as evidence of
a. a direct relationship between X and Y.
b. a spurious relationship between X and Z.
c. interaction between X, Y, and Z.
d. an intervening relationship between X and Y, interaction between X and Z.
ANSWER: a
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation
coefficients.
6. A researcher examines the relationship between poverty and crime rates for 100 metropolitan areas and finds a
zero-order correlation of 0.37. She controls for the percent of families that are headed by single parents and finds
a first order partial correlation of 0.33. Which of the following correctly describes this outcome? This is a
relationship.
a. direct
b. statistically significant
c. spurious
d. interactive
ANSWER: a
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation
coefficients.
7. Which of the following would be consistent with a direct relationship between X and Y?
a. Pearson's r is .17, partial correlation coefficient is .16.
b. Pearson's r is .78, partial correlation coefficient is .50.
c. Pearson's r is .10, partial correlation coefficient is .20.
d. Pearson's r is .00, partial correlation coefficient is .00.
ANSWER: a
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation
coefficients.
8. After controlling for Z, a researcher finds evidence of a direct relationship between X and Y. What step should
be taken next?
a. Z should become the new independent variable.
b. Z should become the new dependent variable.
c. Z should be disregarded and a new control variable should be selected.
d. Z should be disregarded and a new independent variable should be selected.
ANSWER: c
REFERENCES: 407
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation
coefficients.
, Chapter 15
9. The partial correlation coefficient between X and Y after controlling for Z shows a much weaker relationship
than the Pearson's r computed for X and Y. This would be taken as evidence of a(n) relationship
between X and Y.
a. direct
b. spurious or intervening
c. interactive
d. positive
ANSWER: b
REFERENCES: 407-408
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
10. Which of the following would be consistent with a spurious relationship between X and Y?
a. Pearson's r is .37, partial correlation coefficient is .36.
b. Pearson's r is .78, partial correlation coefficient is .30.
c. Pearson's r is -.10, partial correlation coefficient is -.15.
d. Pearson's r is .00, partial correlation coefficient is .00.
ANSWER: b
REFERENCES: 407-408
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
11. A researcher examines the relationship between poverty and crime rates for 100 metropolitan areas and finds a
zero-order correlation of 0.37. She controls for the percent of families that are headed by single parents and finds
a first order partial correlation of 0.06. Which of the following correctly describes this outcome? This is a
relationship.
a. direct
b. statistically significant
c. spurious
d. interactive
ANSWER: c
REFERENCES: 407-408
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
12. A Pearson's r calculated for a bivariate relationship is .50. After controlling for Z, the partial correlation coefficient
is
.07. This outcome would be evidence of a(n) relationship between X and Y.
a. direct
b. spurious or intervening
c. interactive
d. positive
ANSWER: b
REFERENCES: 407-408
LEARNING OBJECTIVES: STAT.HEAL.15.15.01 - Compute and interpret partial correlation coefficients.
