Exam 14: Chi-Square Test

When the marginal frequencies for both variables under study are random,the chi-square test of _ is used,and when the marginal frequencies are random for one variable and fixed for the other,the chi-square test of _ is used.

(Multiple Choice)

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Question 81

Unlike the previous tests we have considered,the chi-square test analyzes the relationship between variables using frequency information.

(True/False)

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Question 82

Conceptually,a large value of V indicates a tendency for particular categories of one variable to be associated with particular categories of the other variable.

(True/False)

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Question 83

The sum of the frequencies in the corresponding row or column are referred to as:

(Multiple Choice)

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Question 84

A 2x5 contingency table indicates that the column variable has two levels and the row variable has 5 levels.

(True/False)

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Question 85

Discuss the sampling distribution of the chi-square statistic and the chi-square distribution.

(Essay)

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Question 86

When the marginal frequencies are random for one variable and fixed for the other,the analytical procedure is referred to as the ____________________.

(Short Answer)

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Question 87

When analyzing data from a 2×2 contingency table,a correction factor has been suggested so that _______.

(Multiple Choice)

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Question 88

Which of the following situations refers to a chi-square test of independence?

(Multiple Choice)

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Question 89

When a sample is selected so that it consists of a specified number for one of the two variables,the marginal frequency for that variable is ____________________.

(Short Answer)

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Question 90

Application of the chi-square test requires computation of an expected frequency for each cell under the assumption of no relationship between the two variables.

(True/False)

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Question 91

Since all discrepancies from the expected frequencies are reflected in the upper tail of the chi-square distribution (as defined by the critical value),the chi-square test is nondirectional.

(True/False)

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Question 92

The shape of the chi-square distribution depends on how many ____________________ are associated with it.

(Short Answer)

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Question 93

How is the chi-square test different from previously considered statistical tests?

(Essay)

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Question 94

If the researcher in the study above (examining gender and car preference)specifically designed the study so that 50 men and 50 women would be selected for the study,then in the data table,the marginal means for the car choice variable would be _,but the marginal means for gender would be _.

(Multiple Choice)

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Question 95

When the marginal frequencies are random for one variable and fixed for the other,the test is referred to as the chi-square test of:

(Multiple Choice)

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Question 96

The following tables summarize responses and partial chi-square test results from a survey asking college students to respond to the following question: "Within the last 30 days,how often do you think the typical student at your school used alcohol?" Both men and women responded to this question. What is the expected frequency for males who believed the typical student at their school never used alcohol in the last 30 days?

(Short Answer)

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Question 97

Research has generally found _____ to be preferable to the chi-square test in small sample situations.

(Multiple Choice)

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Question 98

Summarize the steps involved in computing expected frequencies.

(Essay)

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Question 99

If computed for all possible random samples of a given size,a sampling distribution of the chi-square statistic will closely approximate the theoretical distribution known as the ____________________ distribution.

(Short Answer)

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Question 100

Showing 81 - 100 of 145

When the marginal frequencies for both variables under study are random,the chi-square test of _ is used,and when the marginal frequencies are random for one variable and fixed for the other,the chi-square test of _ is used.

Unlike the previous tests we have considered,the chi-square test analyzes the relationship between variables using frequency information.

Conceptually,a large value of V indicates a tendency for particular categories of one variable to be associated with particular categories of the other variable.

The sum of the frequencies in the corresponding row or column are referred to as:

A 2x5 contingency table indicates that the column variable has two levels and the row variable has 5 levels.

Discuss the sampling distribution of the chi-square statistic and the chi-square distribution.

When the marginal frequencies are random for one variable and fixed for the other,the analytical procedure is referred to as the ____________________.

When analyzing data from a 2×2 contingency table,a correction factor has been suggested so that _______.

Which of the following situations refers to a chi-square test of independence?

When a sample is selected so that it consists of a specified number for one of the two variables,the marginal frequency for that variable is ____________________.

Application of the chi-square test requires computation of an expected frequency for each cell under the assumption of no relationship between the two variables.

Since all discrepancies from the expected frequencies are reflected in the upper tail of the chi-square distribution (as defined by the critical value),the chi-square test is nondirectional.

The shape of the chi-square distribution depends on how many ____________________ are associated with it.

How is the chi-square test different from previously considered statistical tests?

If the researcher in the study above (examining gender and car preference)specifically designed the study so that 50 men and 50 women would be selected for the study,then in the data table,the marginal means for the car choice variable would be _,but the marginal means for gender would be _.

When the marginal frequencies are random for one variable and fixed for the other,the test is referred to as the chi-square test of:

Research has generally found _____ to be preferable to the chi-square test in small sample situations.

Summarize the steps involved in computing expected frequencies.

If computed for all possible random samples of a given size,a sampling distribution of the chi-square statistic will closely approximate the theoretical distribution known as the ____________________ distribution.

Introduction and Mathematical Preliminaries

Frequency and Probability Distributions

Measures of Central Tendency and Variability

Percentiles,percentile Ranks,standard Scores,and the Normal Distribution

Pearson Correlation and Regression: Descriptive Aspects

Probability

Estimation and Sampling Distributions

Hypothesis Testing: Inferences About a Single Mean

Principles of Research Design and Statistical Preliminaries for Analyzing Bivariate Relationships

Independent Groups T-Test

Correlated Groups T-Test

One-Way Repeated Measures Analysis of Variance

Pearson Correlation and Regression: Inferential Aspects

Nonparametric Statistics

Two-Way Between-Subjects Analysis of Variance

Overview and Extension: Statistical Tests for More Complex Designs

Filters

Exam 14: Chi-Square Test

When the marginal frequencies for both variables under study are random,the chi-square test of _____ is used,and when the marginal frequencies are random for one variable and fixed for the other,the chi-square test of _____ is used.

Unlike the previous tests we have considered,the chi-square test analyzes the relationship between variables using frequency information.

Conceptually,a large value of V indicates a tendency for particular categories of one variable to be associated with particular categories of the other variable.

The sum of the frequencies in the corresponding row or column are referred to as:

A 2x5 contingency table indicates that the column variable has two levels and the row variable has 5 levels.

Discuss the sampling distribution of the chi-square statistic and the chi-square distribution.

When the marginal frequencies are random for one variable and fixed for the other,the analytical procedure is referred to as the ____________________.

When analyzing data from a 2×2 contingency table,a correction factor has been suggested so that _______.

Which of the following situations refers to a chi-square test of independence?

When a sample is selected so that it consists of a specified number for one of the two variables,the marginal frequency for that variable is ____________________.

Application of the chi-square test requires computation of an expected frequency for each cell under the assumption of no relationship between the two variables.

Since all discrepancies from the expected frequencies are reflected in the upper tail of the chi-square distribution (as defined by the critical value),the chi-square test is nondirectional.

The shape of the chi-square distribution depends on how many ____________________ are associated with it.

How is the chi-square test different from previously considered statistical tests?

When the marginal frequencies are random for one variable and fixed for the other,the test is referred to as the chi-square test of:

Research has generally found _____ to be preferable to the chi-square test in small sample situations.

Summarize the steps involved in computing expected frequencies.

If computed for all possible random samples of a given size,a sampling distribution of the chi-square statistic will closely approximate the theoretical distribution known as the ____________________ distribution.

Introduction and Mathematical Preliminaries

Frequency and Probability Distributions

Measures of Central Tendency and Variability

Percentiles,percentile Ranks,standard Scores,and the Normal Distribution

Pearson Correlation and Regression: Descriptive Aspects

Probability

Estimation and Sampling Distributions

Hypothesis Testing: Inferences About a Single Mean

Principles of Research Design and Statistical Preliminaries for Analyzing Bivariate Relationships

Independent Groups T-Test

Correlated Groups T-Test

One-Way Repeated Measures Analysis of Variance

Pearson Correlation and Regression: Inferential Aspects

Nonparametric Statistics

Two-Way Between-Subjects Analysis of Variance

Overview and Extension: Statistical Tests for More Complex Designs

Filters

When the marginal frequencies for both variables under study are random,the chi-square test of _ is used,and when the marginal frequencies are random for one variable and fixed for the other,the chi-square test of _ is used.