Đề thi, bài tập trắc nghiệm online SPSS – Đề 7

1. Which graph type in SPSS is best suited for displaying the distribution of a single continuous variable?

A. Bar chart

B. Pie chart

C. Histogram

D. Scatter plot

2. What is the purpose of 'Factor Analysis' in SPSS?

A. To predict a dependent variable from multiple independent variables

B. To compare means across multiple groups

C. To reduce a large number of variables into a smaller set of underlying factors

D. To test for differences between observed and expected frequencies

3. Which type of regression analysis is appropriate when the dependent variable is categorical (binary)?

A. Linear Regression

B. Multiple Regression

C. Logistic Regression

D. Polynomial Regression

4. What is the purpose of 'Missing Values' in SPSS Variable View?

A. To assign labels to variable names

B. To define how missing data should be handled in analyses

C. To specify the format of data display

D. To set the width of columns in Data View

5. What type of file extension is typically used for SPSS data files?

A. .docx

B. .xlsx

C. .sav

D. .pptx

6. In SPSS, which window is used to view and edit the raw data?

A. Syntax Editor

B. Output Viewer

C. Data Editor - Data View

D. Variable View

7. What is the purpose of 'Value Labels' in SPSS?

A. To assign numerical values to missing data

B. To provide descriptive text for numerical codes in categorical variables

C. To label axes in graphs

D. To define the level of measurement for variables

8. When interpreting regression output in SPSS, what does the 'Beta coefficient' (standardized coefficient) represent?

A. The predicted value of the dependent variable

B. The change in the dependent variable for a one-unit increase in the independent variable in original units

C. The change in the dependent variable in standard deviations for a one standard deviation increase in the independent variable

D. The intercept of the regression line

9. What is the primary purpose of SPSS?

A. Word processing and document creation

B. Statistical analysis and data management

C. Web browsing and internet access

D. Graphic design and image editing

10. In SPSS, what does 'Scale' level of measurement represent?

A. Categories with no order

B. Ordered categories with unequal intervals

C. Ordered categories with equal intervals and a true zero point

D. Ordered categories with equal intervals but no true zero point (Interval or Ratio)

11. Which non-parametric test in SPSS is analogous to the Independent-Samples T Test?

A. Wilcoxon Signed-Rank Test

B. Mann-Whitney U Test

C. Kruskal-Wallis Test

D. Friedman Test

12. In SPSS, what is the function of the 'Variable View' in the Data Editor?

A. To view the raw data values

B. To define and modify variable properties (name, type, labels, etc.)

C. To execute statistical analyses

D. To display output results

13. What is the function of 'Select Cases' in SPSS?

A. To sort cases based on variable values

B. To randomly sample cases from the dataset

C. To choose a subset of cases for analysis based on specific conditions

D. To merge cases from different data files

14. In SPSS, what is the function of the 'Syntax Editor'?

A. To view and edit data values

B. To run statistical analyses using a graphical interface

C. To write and execute SPSS command language

D. To display statistical output

15. What is multicollinearity in the context of multiple regression in SPSS?

A. A perfect linear relationship between the dependent and independent variables

B. A high correlation between two or more independent variables

C. A non-linear relationship between variables

D. The absence of any relationship between independent variables

16. What does a statistically significant p-value (e.g., p < 0.05) generally indicate in SPSS output?

A. The null hypothesis is likely true.

B. The alternative hypothesis is likely true.

C. There is no relationship between variables.

D. The sample size is too small.

17. What does 'Nominal' level of measurement signify in SPSS?

A. Ordered categories with equal intervals

B. Categories with no inherent order

C. Ordered categories with unequal intervals

D. Continuous data with a true zero point

18. In SPSS, what does 'Cronbach's Alpha' measure?

A. The validity of a measurement instrument

B. The reliability or internal consistency of a scale or index

C. The statistical power of a test

D. The effect size of an intervention

19. In SPSS, what is the purpose of 'Transform' menu?

A. To perform inferential statistical tests

B. To modify or create variables based on existing data

C. To visualize data graphically

D. To manage and clean data files

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

A. To import data from external files

B. To recode existing variables into new categories

C. To create new variables based on transformations or calculations of existing variables

D. To filter cases based on specific criteria

21. Which statistical test in SPSS is used to compare means of two independent groups?

A. Paired-Samples T Test

B. Independent-Samples T Test

C. ANOVA

D. Chi-Square Test

22. In SPSS, what is the purpose of 'Weight Cases'?

A. To remove cases with missing data

B. To assign different importance to different cases in analyses

C. To sort cases based on a specific variable

D. To select a subset of cases for analysis

23. What is the purpose of 'Split File' in SPSS?

A. To merge multiple data files

B. To divide the data file into subgroups for separate analyses

C. To transpose rows and columns in the data file

D. To sort cases in ascending or descending order

24. When would you use ANOVA in SPSS?

A. To compare means of two groups

B. To compare means of more than two groups

C. To examine the relationship between two categorical variables

D. To predict a dependent variable from an independent variable

25. Which SPSS procedure is used to test for relationships between categorical variables?

A. Correlation

B. Regression

C. Chi-Square Test

D. T-test

26. What is the function of 'Recode into Different Variables' in SPSS?

A. To change the level of measurement of a variable

B. To modify the values of an existing variable directly

C. To create a new variable based on recoding the values of an existing variable

D. To rename variables in the dataset

27. Which statistical procedure in SPSS is used to examine the linear relationship between two continuous variables?

A. T-test

B. ANOVA

C. Correlation

D. Chi-Square Test

28. What does 'Ordinal' level of measurement indicate in SPSS?

A. Categories with no inherent order

B. Ordered categories with equal intervals

C. Ordered categories with meaningful order but unequal intervals

D. Continuous data with a true zero point

29. Which SPSS window displays the results of statistical analyses and any generated charts?

A. Data Editor

B. Output Viewer

C. Variable View

D. Syntax Editor

30. Which menu in SPSS is typically used to perform descriptive statistics like frequencies and means?

A. Graphs

B. Data

C. Analyze

D. Utilities