Question

1. Linearity of correlation data is a requirement of Pearson’s r.

True or False?

2. The slope of the regression line and the location of the Y intercept are ______.

a. between -1 and 0

b. regression coefficients

c. measure of magnitude of the relationship

d. All are correct

e. none are correct

3. For which ordinal-data measures of association does a larger value indicate a stronger association?

a. gamma (Y)

b. Kendall's tau b and tau c

c. Somers's d

d. Spearman's rho (P)

e. All are correct

4. In an ordinal measure of association, if an equal number of discordant pairs and concordant pairs exist, there is no relationship between variables.

True or False?

5. For nominal measures, the researcher would like a coefficient of determination to be either zero (0) or 1.

True or False?

Answer 1

1. Linearity of correlation data is a requirement of Pearson’s r.

True or False?--------------TRUE

2. The slope of the regression line and the location of the Y intercept are ------measure of magnitude of the relationship

3-For which ordinal-data measures of association does a larger value indicate a stronger association?--e. All are correct

4. In an ordinal measure of association, if an equal number of discordant pairs and concordant pairs exist, there is no relationship between variables.

True or False?------TRUE

5. For nominal measures, the researcher would like a coefficient of determination to be either zero (0) or 1.

True or False?-----TRUE