Deck 9: Measuring Agreement: Correlational Techniques

Question 1

test-retest reliability can best be measured by

A)Cohen's d
B)Cramer's V
C)Pearson's r
D)Cohen's kappa

Answer 1

Pearson's r

Question 2

Which is most suitable for analysis with Spearman's rho?

A)A curvilinear relationship between x and y
B)A linear relationship between x and y where data is skewed
C)A non-linear relationship between x and y where data is skewed
D)None of the above are suitable for analysis with Spearman's rho

Answer 2

A linear relationship between x and y where data is skewed

Question 3

Which is the most sensible conclusion? If a correlation coefficient is rho = -.001 it can be best described as follows:

A)a weak positive relationship
B)a weak negative relationship
C)a zero relationship
D)a non-linear relationship

Answer 3

a zero relationship

Question 4

Look at the following correlational analysis.
Correlations
a.Cells contain zero-order Pearson) correlations.
Which is correct?

A)The zero order correlation between counselling and symptom improvement is .779, a strong positive correlation significant at p<.001
B)The partial correlation between counselling and symptom improvement is .779, a strong positive correlation significant at p<.001
C)The full correlation between general self-efficacy and symptom improvement is .567, a moderate correlation significant at p<.001
D)Symptom improvement has been partialled out

Question 5

This is likely to be a

A)weak negative correlation
B)a weak positive correlation
C)a zero correlation
D)a moderate positive correlation

Question 6

Inter-rater reliability can be measured by

A)Cohen's d
B)Cohen's kappa
C)Leonard Cohen
D)Cramer's V

Question 7

Which of the following is suitable for analysing with Pearson's r? There is:

A)a linear relationship between variables x and y
B)a curvilinear relationship between variables x and y
C)an inverted curvilinear relationship between variables x and y
D)all of the above are suitable for analysis with Pearson's r

Question 8

Most of the participants tested have results as follows:

A)low ESR and low CRP results
B)low ESR and high CRP results
C)high ESR and high CRP results
D)high ESR and low CRP results