Question 1

While the Gamma statistic has other problems,which of the answers below is an advantage of Gamma:

Accepted Answer

A) expressly designed for 2 X 2 tables 
B) it uses interval level data 
C) it calculates asymmetric relationships 
D) it has a PRE interpretation 
A) expressly designed for 2 X 2 tables 
B) it uses interval level data 
C) it calculates asymmetric relationships 
D) it has a PRE interpretation D

Question 2

Somers' d is actually created from another statistic; that statistic is:

Accepted Answer

A) Pearson's r 
B) Gamma 
C) Uncertainty Coefficient (U) 
D) Phi 
A) Pearson's r 
B) Gamma 
C) Uncertainty Coefficient (U) 
D) Phi B

Question 3

In general,ordinal measures of association tend to provide an inaccurate estimate of the real relationship when:

Accepted Answer

A) the sample size is very large 
B) the data are measured at the ordinal level 
C) there are many ties in the data 
D) all of the above 
A) the sample size is very large 
B) the data are measured at the ordinal level 
C) there are many ties in the data 
D) all of the above C

Question 4

Which of the following is the best interpretation of a significant Somers' d with a value of .30?

Accepted Answer

A) 9% of the variance in the dependent variable is explained 
B) 9% of the variance in the independent variable is explained 
C) 15% of the variance in the independent variable is explained 
D) 30% of the variance in the dependent variable is explained 
A) 9% of the variance in the dependent variable is explained 
B) 9% of the variance in the independent variable is explained 
C) 15% of the variance in the independent variable is explained 
D) 30% of the variance in the dependent variable is explained

While the Gamma statistic has other problems,which of the answers below is an advantage of Gamma:

Somers' d is actually created from another statistic; that statistic is:

In general,ordinal measures of association tend to provide an inaccurate estimate of the real relationship when:

Which of the following is the best interpretation of a significant Somers' d with a value of .30?

Introduction to Statistics

Levels of Measurement

Graphical Statistics

Measures of Central Tendency

Measures of Dispersion

Curves and Distributions

Frequency Distributions

Elementary Relationships: Crosstabulation Tables

Hypotheses and Sampling Distributions

Statistical Significance

Testing for Significance: the Chi-Square Test

Testing for Significance in Two Groups: the T-Test

Testing for Significance in Multiple Groups: the Analysis of Variance Statistic

The Concept of Association

Testing for Association: Phi

Testing for Association: Pearsons R and Regression

Doing Real Research: Elementary Multivariate Relationships

Box Plots

Skewness and Kurtosis

Ordinal-Level Tests of Significance

Multiple Comparison Tests

Nominal Level Tests of Association

Addendum Probability

Filters

Exam 23: Ordinal Level Tests of Association

While the Gamma statistic has other problems,which of the answers below is an advantage of Gamma:

Somers' d is actually created from another statistic; that statistic is:

In general,ordinal measures of association tend to provide an inaccurate estimate of the real relationship when:

Which of the following is the best interpretation of a significant Somers' d with a value of .30?

Introduction to Statistics

Levels of Measurement

Graphical Statistics

Measures of Central Tendency

Measures of Dispersion

Curves and Distributions

Frequency Distributions

Elementary Relationships: Crosstabulation Tables

Hypotheses and Sampling Distributions

Statistical Significance

Testing for Significance: the Chi-Square Test

Testing for Significance in Two Groups: the T-Test

Testing for Significance in Multiple Groups: the Analysis of Variance Statistic

The Concept of Association

Testing for Association: Phi

Testing for Association: Pearsons R and Regression

Doing Real Research: Elementary Multivariate Relationships

Box Plots

Skewness and Kurtosis

Ordinal-Level Tests of Significance

Multiple Comparison Tests

Nominal Level Tests of Association

Addendum Probability

Filters