Đề thi, bài tập trắc nghiệm online SPSS – Đề 13

1. What is a common mistake when defining variables in SPSS Variable View?

A. Using spaces in variable names

B. Defining value labels

C. Setting the correct data type

D. Assigning a measurement scale

2. In SPSS, which view is used to enter and view the actual data values?

A. Variable View

B. Data View

C. Output View

D. Syntax View

3. What is the purpose of 'Value Labels' in SPSS Variable View?

A. To define the data type of a variable

B. To assign descriptive labels to numeric codes for categorical variables

C. To set the width of a variable column in Data View

D. To specify missing values for a variable

4. In SPSS output, what does 'Sig.' typically represent in statistical tests?

A. Standard deviation

B. Significance level (p-value)

C. Sum of squares

D. Standard error of the mean

5. In SPSS, what does 'Missing Values' designation in Variable View allow you to do?

A. Delete cases with missing data

B. Replace missing values with the mean

C. Specify how missing data should be handled in analyses

D. Prevent missing values from being entered

6. What does a negative correlation coefficient (e.g., -0.7) indicate in SPSS?

A. A strong positive relationship between variables

B. A weak positive relationship between variables

C. A strong negative relationship between variables

D. No relationship between variables

7. How can you save the output from an SPSS analysis?

A. By clicking 'File' -> 'Save Data'

B. By clicking 'File' -> 'Save Output As'

C. By clicking 'Edit' -> 'Copy' and pasting into another document

D. Output is automatically saved

8. To perform a descriptive statistics analysis in SPSS, which menu should you navigate to?

A. Graphs

B. Analyze

C. Direct Marketing

D. Utilities

9. How do you perform a frequency distribution analysis for a categorical variable in SPSS?

A. Analyze -> Compare Means -> Means

B. Analyze -> Descriptive Statistics -> Frequencies

C. Analyze -> Regression -> Linear

D. Analyze -> Nonparametric Tests -> Chi-Square

10. When should you use a paired-samples t-test in SPSS?

A. To compare means of two independent groups

B. To compare means of two related groups or repeated measures on the same group

C. To compare means of more than two groups

D. To analyze the variance within a single group

11. When is it appropriate to use a Chi-Square test in SPSS?

A. To compare means of two groups

B. To examine the relationship between two categorical variables

C. To measure the correlation between two continuous variables

D. To test for normality of data

12. What is the difference between Type I and Type II errors in hypothesis testing in SPSS context?

A. Type I error is rejecting a true null hypothesis, while Type II error is failing to reject a false null hypothesis.

B. Type I error is failing to reject a true null hypothesis, while Type II error is rejecting a false null hypothesis.

C. Type I error is related to sample size, while Type II error is related to significance level.

D. There is no difference in SPSS context, both are errors in data entry.

13. How do you merge two datasets in SPSS based on a common identifier variable?

A. Data -> Split File

B. Data -> Aggregate

C. Data -> Merge Files -> Add Variables

D. Data -> Merge Files -> Add Cases

14. Which type of variable measurement scale in SPSS represents categories with a meaningful order, but without equal intervals between values?

A. Nominal

B. Ordinal

C. Interval

D. Ratio

15. What type of chart is most suitable for visualizing the distribution of a continuous variable in SPSS?

A. Bar chart

B. Pie chart

C. Histogram

D. Scatter plot

16. What does SPSS primarily stand for?

A. Statistical Package for the Social Sciences

B. Software Program for Statistical Solutions

C. Systematic Processing of Statistical Surveys

D. Spreadsheet Program for Statistical Studies

17. What is the purpose of 'Compute Variable' in SPSS?

A. To calculate descriptive statistics

B. To create a new variable by performing calculations on existing variables

C. To recode existing variables into new categories

D. To transpose rows and columns in the dataset

18. Which non-parametric test is the equivalent of the independent-samples t-test when assumptions of normality are violated?

A. Paired-Samples Wilcoxon Signed Rank Test

B. Mann-Whitney U Test

C. Kruskal-Wallis Test

D. Friedman Test

19. Which view in SPSS is used to define the characteristics of variables such as name, type, and labels?

A. Data View

B. Variable View

C. Output View

D. Syntax View

20. What does 'Split File' functionality in SPSS do?

A. Splits the dataset into multiple files

B. Splits the Data View into two screens

C. Organizes output for different groups within your data

D. Splits variables into separate datasets

21. In SPSS, how can you select a subset of cases based on a specific condition?

A. Data -> Split File

B. Data -> Aggregate

C. Data -> Select Cases

D. Data -> Sort Cases

22. What is the purpose of running a 'Cronbach's Alpha' test in SPSS?

A. To test for differences between group means

B. To assess the internal consistency reliability of a scale or test

C. To measure the correlation between two variables

D. To perform factor analysis

23. For ordinal data comparing two independent groups, which non-parametric test is most appropriate?

A. Independent-samples t-test

B. Mann-Whitney U Test

C. Chi-Square Test

D. Pearson Correlation

24. When conducting a linear regression in SPSS, what does the R-squared value represent?

A. The slope of the regression line

B. The intercept of the regression line

C. The proportion of variance in the dependent variable explained by the independent variable(s)

D. The statistical significance of the regression model

25. Which statistical test is appropriate for comparing the means of more than two independent groups?

A. Independent-samples t-test

B. Paired-samples t-test

C. ANOVA (Analysis of Variance)

D. Correlation

26. In ANOVA output, what does the 'F' statistic primarily test?

A. The strength of the relationship between variables

B. The equality of variances across groups

C. The equality of means across groups

D. The normality of data distribution

27. What is the function of the 'Syntax' editor in SPSS?

A. To display graphical outputs

B. To enter and edit data values

C. To write and execute SPSS commands

D. To manage variable properties

28. To check for normality of a continuous variable visually in SPSS, which type of plot is most appropriate?

A. Bar chart

B. Pie chart

C. Histogram or Q-Q plot

D. Scatter plot

29. What is the purpose of 'Recode into Different Variables' in SPSS?

A. To change the order of variables in the Data View

B. To modify the original variable values directly

C. To create a new variable based on the values of an existing variable, without altering the original

D. To delete existing variables

30. Which SPSS procedure is used to group cases based on similar characteristics?

A. Regression

B. Factor Analysis

C. Cluster Analysis

D. Discriminant Analysis