C2090-011 Online Practice Questions and Answers

A paired samples t4est is different from an independentt-test because it:

A. Assesses each person twice.

B. Compares groups on correlations.

C. Compares groups on means.

D. Compares groups on variances.

The Compute Variable dialog shown below performs which of the followingoperations? (Choose two.)

A. Sets the value of ParentEduc equal to the value of MAEDUC.

B. Sets the value of ParentEduc equal to the value of MAEDUC if the value of GENDER is

C.

D. Sets the value of ParentEduc equal to the system-missing value if the value of GENDER is blank.

E. Sets the value of ParentEduc equal to the user-missing value if the value of GENDER is blank.

Which operation does this Identify Duplicate Cases dialog not perform?

A. Identify duplicate caseswith the same CUSTID number

B. Sort in ascending order duplicate cases within CUSTID by the date of travel (TRAVDATE)

C. Create a new variable PrimaryLast in the dataset

D. Assign the value 1 to PrimaryLast for the duplicate case with the earliest traveldate

The table below shows statistics for two variables. True or false: all people having a valid value for the variable AGE WHEN FIRST MARRIED also have a valid value for the variable AGE OF RESPONDENT.

A. True

B. False

Which options are available to edit bar charts? (Choose three.)

A. Changing patterns displayed in bars

B. Changing the major increment on the Y axis scale

C. Displaying data value labels

D. Changing the variable displayed on the X axis

In order to import data from databasesources such as Access and Oracle into IBM SPSS Statistics, you must first export the data from the database to a tad file and then import this tad file into IBM SPSS Statistics?

A. True

B. False

When you read data stored in an Excel file via File ... Open ... Data, you may need to specify which options? (Choose three.)

A. Read variable names from the first row of data

B. Read aRange of cells

C. Specify the Worksheet to read/import

D. Number of Worksheets to read/import

What type of graph would you use to see the distribution of a scale variable?

A. Barchart

B. Pie chart

C. Histogram

D. Scatter plot

In the Aggregate data procedure1 if you specify more than one Break Variable, ________ in the Break Variables list will determine case order.

A. Variable size

B. Variable label

C. Variable name

D. Variable order

Which of following variable name is correctly formed for use in an IBM SPSS Statistics data file?

A. 3job_categories

B. Employee safety

C. Respondents' age

D. job_3_categories