C2090-011 Online Practice Questions and Answers

If you request an aggregated dataset or data file in the Aggregate procedure, the number of cases in the new aggregated file is equal to what?

A. Number of cases in the original data file

B. Number of aggregated summary variables

C. Number of categories of the variables specified in the Break Variables list

D. Numberof cases that you specified in the Aggregate Data dialog box

Consider two variables, my_income and my_spouses_income, in the dataset below. You created a third variable, total_income using the Compute Variable dialog and the following expression: total_income = my_income + my_spouses_income. True or false: the value for the 3rd case will be a system-missing value.

A. True

B. False

What happens when you use the Output option Filter out unselected cases in the Select Cases... dialog to create a filter variable and retain all cases in the same data file?

A. A new variable called filter? is created. Cases with a value of 1 for this variable have a slash through their row number, indicating they are not selected.

B. A new variable called filter I is created. Cases with a value of U for this variable have a slash through their row number, indicating they are unselected and the message Filter On appears on the status bar of the Data Editor.

C. A new variable called filter $ is created. Cases with a value of 0 for this variable have a slash through their row number, indicating they are unselected and the message Filter On appears on the status bar of the Data Editor.

D. A new variable called filter $ is created. Cases with a value of 1 for this variable have a slash through their row number, indicating they are unselected and the message Filter On appears on the status bar of the Data Editor.

What does the Customized Variable View button in the Options dialog allow a user to specify? (Choose three.)

A. The default setting of the Variable View display

B. The attributes that are displayed

C. The size of the Variable View window

D. The display order of the attributes

IBM SPSS Statistics system variables can be:

A. Used in data transformations.

B. Specified in analysis procedures.

C. Modified using Compute Variable.

D. Viewed in the Data Editor.

The Date and Time Wizard can be used to do which operation? (Choose all that apply.)

A. Create a date/time variable from a string variable containing a date and time.

B. Construct a date/time variable by merging variables containing different parts of the date or time.

C. Add or subtract values from date/time variables, including add or subtracting two date/time variables.

D. Extract a part of a date or time variable.

There are two major types of errors one can make when attempting to draw conclusions about the larger population based on the information collected in the sample. For example, when performing an Independent Samples T-Test, one type of error that can occur is when there are significant differences between the groups based on a scale level dependent variable, but the test fails to detect them. Which of the following choices describe this sort of error? (Choose two.)

A. Type i error

B. Type ii error

C. False negative

D. False positive

The IBM SPSS Statistics Select Cases provides various ways to select cases included in further analysis. If you needed toconduct analysis on those respondents whose age is more than 30 years, earning in excess of $40000, which option in this dialog would you choose to specify these criteria?

A. Random sample of cases

B. Based on time or case range

C. Use filter variable

D. If condition is satisfied

You have been asked to create a categorical variable from a scale variable, income, illustrated in the histogram below. The resulting categorical variable must have 5 categories with an approximately equal number of cases in each category. Which way would you accomplish this using the IBM SPSS Statistics Visual Binning dialog?

A. Use the automatic option Equal Width Intervals

B. Use the automatic option Equal Percentiles Based on Scanned Cases

C. Use the automatic option Outpoints at Mean and Selected Standard Deviations Based on Scanned Cases

D. Specify Cut points manually at 10000, 20000, 30000, 40000 and 50000.

In order to access the New Custom Attribute feature in the Data Editor, the Data Editor must be viewed from the:

A. Value Labels button.

B. Dialog Recall button.

C. Variable View tab.

D. Data View tab.