Question 1

Degrees of freedom for a one-way chi-square test equal the number of __________ in the observed frequency distribution minus one.

Accepted Answer

categories

Question 2

The set of frequencies obtained in an actual frequency distribution are the:

Accepted Answer

A) observed frequencies. 
B) expected frequencies. 
C) marginal frequencies. 
D) a and c 
A) observed frequencies. 
B) expected frequencies. 
C) marginal frequencies. 
D) a and c A

Question 3

The question below refers to the following situation:
A researcher is interested in studying the relationship between the socioeconomic status (SES) of a community and the crime rate in that community. Here is the data (N = 156) she is working with:   
Are the results statistically significant and, if so, at what level?

Accepted Answer

Yes, at the .01 level since the intersection of 4 df and .01 in Table E of Appendix C =

Question 4

The question below refers to the following situation:
A researcher is interested in studying the relationship between the socioeconomic status(SES) of a community and the crime rate in that community. Here is the data (N = 156) sheis working with:   
What are your conclusions about the null hypothesis?

Accepted Answer

Reject the null. There appears

Question 5

The median test determines:

Accepted Answer

A) the likelihood that the median will be the most frequent score. 
B) the likelihood the mean, the median, and the mode will all have the same value. 
C) the likelihood that the samples were drawn from populations with equal medians. 
D) none of the above 
A) the likelihood that the median will be the most frequent score. 
B) the likelihood the mean, the median, and the mode will all have the same value. 
C) the likelihood that the samples were drawn from populations with equal medians. 
D) none of the above

Question 6

The formula for chi-Square   is

Accepted Answer

A)   
B)   
C)   
D)   
A)   
B)   
C)   
D)

Question 7

In a one-way chi-square where k is the number of categories in the observed frequency Distribution, the appropriate number of degrees of freedom is

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 8

The question below refers to the following situation:
A researcher is interested in studying the relationship between the socioeconomic status (SES) of a community and the crime rate in that community. Here is the data (N = 156) she is working with:   
Calculate the expected frequencies.

Accepted Answer

High Rich = 17.67 High Moderat

Question 9

The "power" of a test refers to:

Accepted Answer

A) the maximum size of the sample permitted by the statistic. 
B) the probability of your sample being truly representative. 
C) the numerical strength of a particular test. 
D) the probability of correctly rejecting a false null hypothesis. 
A) the maximum size of the sample permitted by the statistic. 
B) the probability of your sample being truly representative. 
C) the numerical strength of a particular test. 
D) the probability of correctly rejecting a false null hypothesis.

Question 10

The question below refers to the following situation:
Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime:   
What are the degrees of freedom?

Accepted Answer

(2 -1) (3

Question 11

Which of the following is NOT a requirement of the median test?

Accepted Answer

A) comparing two or more medians 
B) ordinal data 
C) random sampling 
D) nom inal data 
A) comparing two or more medians 
B) ordinal data 
C) random sampling 
D) nom inal data

Question 12

Which of the following is NOT true of nonparametric tests?

Accepted Answer

A) They require a normal distribution. 
B) They can use nominal level data. 
C) They are less powerful than parametric tests. 
D) None of the above are true of nonparametric tests. 
A) They require a normal distribution. 
B) They can use nominal level data. 
C) They are less powerful than parametric tests. 
D) None of the above are true of nonparametric tests.

Question 13

The question below refers to the following situation:
Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime:   
What is the null hypothesis?

Accepted Answer

No differe

Question 14

A chi-square tests depends on ordinal and/or interval levels of measurement.

Accepted Answer

A) True 
 B)False

Question 15

Expected frequencies represent:

Accepted Answer

A) the frequencies one would expect if the null hypothesis were true. 
B) the frequencies one would expect if the research hypothesis were true. 
C) the frequencies one would expect if the sample were normally distributed. 
D) none of the above 
A) the frequencies one would expect if the null hypothesis were true. 
B) the frequencies one would expect if the research hypothesis were true. 
C) the frequencies one would expect if the sample were normally distributed. 
D) none of the above

Question 16

As the observed frequencies get closer to the expected frequencies, the value of the chi-
Square statistic:

Accepted Answer

A) becomes larger. 
B) becomes smaller. 
C) does not change. 
D) not enough information provided 
A) becomes larger. 
B) becomes smaller. 
C) does not change. 
D) not enough information provided

Question 17

The median test is a nonparametric test of whether the scores fall above or below the__________.

Accepted Answer

The answer of The median test is a nonparametric test...

Question 18

The question below refers to the following observed data:
 
Calculate the expected frequencies for each cell.

Accepted Answer

The answer of The question below refers to the following...

Question 19

The question below refers to the following situation:
Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime:   
What is the critical chi-square value given in Table E of Appendix C for the .01 significance level?

Accepted Answer

The answer of The question below refers to the following...

Question 20

The question below refers to the following situation:
Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime:   
Compute the chi-square value.

Accepted Answer

The answer of The question below refers to the following...

Degrees of freedom for a one-way chi-square test equal the number of __________ in the observed frequency distribution minus one.

The set of frequencies obtained in an actual frequency distribution are the:

The question below refers to the following situation: A researcher is interested in studying the relationship between the socioeconomic status(SES) of a community and the crime rate in that community. Here is the data (N = 156) sheis working with: What are your conclusions about the null hypothesis?

The median test determines:

The formula for chi-Square is

In a one-way chi-square where k is the number of categories in the observed frequency Distribution, the appropriate number of degrees of freedom is

The question below refers to the following situation: A researcher is interested in studying the relationship between the socioeconomic status (SES) of a community and the crime rate in that community. Here is the data (N = 156) she is working with: Calculate the expected frequencies.

The "power" of a test refers to:

The question below refers to the following situation: Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime: What are the degrees of freedom?

Which of the following is NOT a requirement of the median test?

Which of the following is NOT true of nonparametric tests?

The question below refers to the following situation: Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime: What is the null hypothesis?

A chi-square tests depends on ordinal and/or interval levels of measurement.

Expected frequencies represent:

As the observed frequencies get closer to the expected frequencies, the value of the chi- Square statistic:

The median test is a nonparametric test of whether the scores fall above or below the__________.

The question below refers to the following observed data: Calculate the expected frequencies for each cell.

The question below refers to the following situation: Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime: Compute the chi-square value.

Why the Social Researcher Uses Statistics

Organizing the Data

Measures of Central Tendency

Measures of Variability

Probability and the Normal Curve

Samples and Populations

Testing Differences Between Means

Analysis of Variance

Correlation

Regression Analysis

Nonparametric Measures of Correlation

Choosing Statistical Procedures for Research Problems

Filters

Exam 9: Nonparametric Tests of Significance

Degrees of freedom for a one-way chi-square test equal the number of __________ in the observed frequency distribution minus one.

The set of frequencies obtained in an actual frequency distribution are the:

The median test determines:

The formula for chi-Square is

In a one-way chi-square where k is the number of categories in the observed frequency Distribution, the appropriate number of degrees of freedom is

The question below refers to the following situation: A researcher is interested in studying the relationship between the socioeconomic status (SES) of a community and the crime rate in that community. Here is the data (N = 156) she is working with: Calculate the expected frequencies.

The "power" of a test refers to:

The question below refers to the following situation: Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime: What are the degrees of freedom?

Which of the following is NOT a requirement of the median test?

Which of the following is NOT true of nonparametric tests?

The question below refers to the following situation: Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime: What is the null hypothesis?

A chi-square tests depends on ordinal and/or interval levels of measurement.

Expected frequencies represent:

As the observed frequencies get closer to the expected frequencies, the value of the chi- Square statistic:

The median test is a nonparametric test of whether the scores fall above or below the__________.

The question below refers to the following observed data: Calculate the expected frequencies for each cell.

The question below refers to the following situation: Below are the results of a cross-tabulation regarding the relationship between location of residence and an individual's fear of being a victim of a violent crime: Compute the chi-square value.

Why the Social Researcher Uses Statistics

Organizing the Data

Measures of Central Tendency

Measures of Variability

Probability and the Normal Curve

Samples and Populations

Testing Differences Between Means

Analysis of Variance

Correlation

Regression Analysis

Nonparametric Measures of Correlation

Choosing Statistical Procedures for Research Problems

Filters