Question 1

What is the null hypothesis for a chi-square test?

Accepted Answer

A) Two variables are related in the sample. 
B) Two variables are related in the population. 
C) Two variables are unrelated in the sample. 
D) Two variables are unrelated in the population. 
A) Two variables are related in the sample. 
B) Two variables are related in the population. 
C) Two variables are unrelated in the sample. 
D) Two variables are unrelated in the population.

Question 2

The sampling distribution of chi-square sampling can be best described as

Accepted Answer

A) a square. 
B) negatively skewed. 
C) flat. 
D) a family of distributions. 
A) a square. 
B) negatively skewed. 
C) flat. 
D) a family of distributions.

Question 3

A measure of association whose value may vary depending on which variable is considered the independent variable and which the dependent variable is called a(n)

Accepted Answer

A) symmetrical measure. 
B) asymmetrical measure. 
C) interdependent associate. 
D) dependent associate. 
A) symmetrical measure. 
B) asymmetrical measure. 
C) interdependent associate. 
D) dependent associate.

Question 4

Gamma is a useful indicator for ______ variables.

Accepted Answer

A) unusual 
B) dichotomous 
C) nominal 
D) insignificant 
A) unusual 
B) dichotomous 
C) nominal 
D) insignificant

Question 5

Below are hypothetical data on the relationship between sex and marital satisfaction.Calculate the number of degrees of freedom associated with the chi-square test for these data.

Accepted Answer

The answer of Below are hypothetical data on the relationship...

Question 6

Gamma and Kendall's tau-b are measures of association which are suitable for nominal variables.

Accepted Answer

A) True 
 B)False

Question 7

Why is it sometimes important to condition one's result by another variable?

Accepted Answer

Conditioning our results by another vari

Question 8

Briefly describe the primary difference between symmetrical and asymmetrical measures of association.

Accepted Answer

Symmetrical measures do not de

Question 9

The idea that two variables are unrelated in the population is referred to as statistical

Accepted Answer

A) independence. 
B) significance. 
C) inference. 
D) dependence. 
A) independence. 
B) significance. 
C) inference. 
D) dependence.

Question 10

A PRE of ______ indicates that the two variables are not associated.

Accepted Answer

A) 0 
B) -.5 
C) .5 
D) ±1 
A) 0 
B) -.5 
C) .5 
D) ±1

What is the null hypothesis for a chi-square test?

The sampling distribution of chi-square sampling can be best described as

A measure of association whose value may vary depending on which variable is considered the independent variable and which the dependent variable is called a(n)

Gamma is a useful indicator for ______ variables.

Below are hypothetical data on the relationship between sex and marital satisfaction.Calculate the number of degrees of freedom associated with the chi-square test for these data.

Gamma and Kendall's tau-b are measures of association which are suitable for nominal variables.

Why is it sometimes important to condition one's result by another variable?

Briefly describe the primary difference between symmetrical and asymmetrical measures of association.

The idea that two variables are unrelated in the population is referred to as statistical

A PRE of ______ indicates that the two variables are not associated.

The What and the Why of Statistics

The Organization and Graphic Presentation of Data

Measures of Central Tendency

Measures of Variability

The Normal Distribution

Sampling and Sampling Distributions

Estimation

Testing Hypotheses

Bivariate Tables

Analysis of Variance

Regression and Correlation

Filters

Exam 10: The Chi-Square Test and Measures of Association

What is the null hypothesis for a chi-square test?

The sampling distribution of chi-square sampling can be best described as

A measure of association whose value may vary depending on which variable is considered the independent variable and which the dependent variable is called a(n)

Gamma is a useful indicator for ______ variables.

Below are hypothetical data on the relationship between sex and marital satisfaction.Calculate the number of degrees of freedom associated with the chi-square test for these data.

Gamma and Kendall's tau-b are measures of association which are suitable for nominal variables.

Why is it sometimes important to condition one's result by another variable?

Briefly describe the primary difference between symmetrical and asymmetrical measures of association.

The idea that two variables are unrelated in the population is referred to as statistical

A PRE of ______ indicates that the two variables are not associated.

The What and the Why of Statistics

The Organization and Graphic Presentation of Data

Measures of Central Tendency

Measures of Variability

The Normal Distribution

Sampling and Sampling Distributions

Estimation

Testing Hypotheses

Bivariate Tables

Analysis of Variance

Regression and Correlation

Filters