Hypothesis Testing (Chi-Square) MCQs
Hypothesis Testing (Chi-Square) MCQs
The following Hypothesis Testing (Chi-Square) MCQs have been compiled by our experts through research, in order to test your knowledge of the subject of Hypothesis Testing (Chi-Square). We encourage you to answer these 30+ multiple-choice questions to assess your proficiency.
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1: The chi-square test is used with continuous variables.
A. True
B. False
2: Two unrelated variables are considered statistically independent.
A. True
B. False
3: As the number of degrees of freedom increases the chi-square distribution becomes more normal.
A. True
B. False
4: The null hypothesis is rejected if the critical value exceeds the obtained value.
A. True
B. False
5: Observed frequencies are the empirical values that appear in the crosstabs table.
A. True
B. False
6: Which of the following measures is an ordinal measures of association?
A. Gamma
B. Somers’ d
C. Cramer’s V
D. Gamma and Somers’ d
7: Which of the following is true about the chi-square distribution?
A. It is a continuous distribution.
B. It is a normal distribution.
C. It is bounded to the left at zero.
D. None of these
8: What do measures of association indicate?
A. If two variables are related.
B. The strength of the magnitude of a relationship
C. Whether a variable is categorical or continuous.
D. None of these
9: Which of the following is an asymmetrical ordinal measurement?
A. Somers’ d
B. Gamma
C. Cohen’s V
D. None of these
10: Which of the following statements is accurate when two variables are statistically independent?
A. The independent variable predicts the dependent variable.
B. Knowing one will help predict the other.
C. Knowing one will not help predict the other.
D. The two variables have a high correlation.
11: Which of the following statistical curves is the chi-square most similar to?
A. Normal curve
B. Z curve
C. Positive skew
D. T curve
12: In a chi-square test, what is the degrees of freedom based upon?
A. Sample size
B. Crosstabs table
C. Mean
D. Standard deviation
13: Which measure of association is used with nominal data?
A. Lambda
B. Cramer’s V
C. Gamma
D. Lambda and Cramer’s V
14: What does the chi-square critical value depend on?
A. Degrees of freedom
B. Alpha
C. Gamma
D. Degrees of freedom and alpha
15: Expected frequencies are seen in which of the following circumstance?
A. When the null is false.
B. When the null is true.
C. Either of these
D. When the independent variable and dependent variable are related.
16: _____ is the hypothesis-testing procedure appropriate when both the independent variable and the dependent variables are categorical.
A. Chi-square test of independence
B. The standard error
C. All of these
D. The standard deviation
17: _____ is defined as a symmetric measure of association for χ² when the variables are nominal or when one is ordinal and the other is nominal. V ranges from 0.00 to 1.00 and indicates the strength of the relationship. Higher values represent stronger relationships. Identical to phi in 2 × 2 tables.
A. Cell
B. All of these
C. T scores
D. Cramer’s V
18: _____ is known as the theoretical results that would be seen if the null were true—that is, if the two variables were, in fact, unrelated. Symbolized fe.
A. Matched pair
B. Repeated measure designs
C. Expected frequencies
D. None of these
19: Is goodman and Kruskal’s gamma a symmetric measure of association used when both variables are ordinal or one is ordinal and the other is dichotomous. Ranges from –1.00 to +1.00?
A. False
B. True
20: _____ is a symmetric measure of association for two ordinal variables when the number of rows and columns in the crosstabs table are equal. Ranges from –1.00 to +1.00.
A. Kendall’s taub
B. Chi-square test of independence
C. The standard error
D. All of these
21: _____ is defined as a symmetric measure of association for two ordinal variables when the number of rows and columns in the crosstabs table are unequal. Ranges from –1.00 to +1.00.
A. Kendall’s tauc
B. Frequency scores
C. T-scores
D. All of these
22: _____ is known as an asymmetric measure of association for χ² when the variables are nominal. Lambda ranges from 0.00 to 1.00 and is a proportionate reduction in error measure.
A. Lambda
B. A random line drawn anywhere
C. None of these
D. A line that comes closer to the data points than any other lines
23: Is measures of association procedures for determining the strength or magnitude of a relationship after a chi-square test has revealed a statistically significant association between two variables?
A. True
B. False
24: _____ is procedures for determining the strength or magnitude of a relationship after a chi-square test has revealed a statistically significant association between two variables.
A. None of these
B. Alpha level
C. The degrees of freedom
D. Measures of association
25: _____ is defined as the class of statistical tests used when dependent variables are categorical and the sampling distribution cannot be assumed to approximate normality.
A. Create a null hypothesis
B. All of these
C. Compute an ANOVA
D. Nonparametric statistics
26: _____ is known as the empirical results seen in a contingency table derived from sample data. Symbolized fo.
A. Inferential statistics
B. Observed frequencies
C. Z statistics
D. None of these
27: Is obtained value the value of the test statistic arrived at using the mathematical formulas specific to a particular test. The obtained value is the final product of Step 4 of a hypothesis test?
A. False
B. True
28: _____ is in SPSS output, the probability associated with the obtained value of the test statistic. When p < α, the null hypothesis is rejected.
A. A variable that causes other variables to react a certain way.
B. None of these
C. P value
D. The empirical event a researcher is trying to explain.
29: _____ is defined as the class of statistical tests used when dependent variables are continuous and normally distributed and the sampling distribution can be assumed to approximate normality.
A. F Statistic
B. All of these
C. Mean
D. Parametric statistics
30: _____ is known as a symmetric measure of association for chi-square with nominal variables and a 2 × 2 table. Identical to Cramer’s V.
A. Phi
B. The manner in which research is written
C. How researchers decide what to study
D. None of these
31: _____ is defined as an asymmetric measure of association for χ2 when the variables are nominal. Somers’ d ranges from –1.00 to +1.00.
A. Choose a statistical statistic
B. All of these
C. Make a prediction
D. Somers’ d
32: _____ is known as the condition in which two variables are related to one another; that is, knowing what class persons/objects fall into on the independent variable helps predict which class they will fall into on the dependent variable.
A. An interval
B. A number
C. Statistical dependence
D. None of these
33: Is statistical independence the condition in which two variables are not related to one another; that is, knowing what class persons or objects fall into on the independent variable does not help predict which class they will fall into on the dependent variable?
A. True
B. False
34: _____ is when the obtained value of a test statistic exceeds the critical value and the null is rejected.
A. Statistical significance
B. Nonparametric statistics
C. Compute an ANOVA
D. None of these
35: _____ is defined as the sampling or probability distribution for chi-square tests.
A. The sum of all deviation scores always equals zero.
B. We often end up with too many numbers.
C. χ2 distribution
D. All of these
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Hypothesis Testing (Chi-Square) MCQs
