IBM IBM Certifications C2090-011 Questions & Answers

• Question 41:

  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

  Correct Answer: A

• Question 42:

  If you build an expression manually, as opposed to using a function (e.g., specify (V1+V2)/2 instead of MEAN (V1 , V2)), which statement is true?

  A. If any of the variables usedin the expression has a missing value, it will be ignored and the expression will proceed to evaluate with variables that have valid values.

  B. It will always return a valid value for each case, regardless of whether one or more of the source variablevalues are missing.

  C. If any of the variables used in the expression has a missing value, the result for that case is a system-missing value.

  D. If any of the variables used in the expression has a missing value, you will get a notification pointing thisout before you proceed.

  Correct Answer: C

• Question 43:

  The Merge Files facility is located under whichmenu?

  A. View

  B. Transform

  C. Analyze

  D. Data

  Correct Answer: D

• Question 44:

  Which transformation feature would you use to convert astring variable with values such as Female and Ma/e to a numeric variable with values I and 2?

  A. Define Variable Properties

  B. Automatic Recode

  C. Visual Binning

  D. Shift Values

  Correct Answer: B

• Question 45:

  As of PASW Statistics 17, options for exporting tables to Excel files include which of the following? (Choose all that apply.)

  A. Create anew worksheet in an existing Microsoft Excel file

  B. Add to an existing worksheet

  C. Create a new Microsoft Excel file

  D. Export all layers of a pivot table

  Correct Answer: ABCD

• Question 46:

  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.

  Correct Answer: A

• Question 47:

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

  A. 3job_categories

  B. job_3_categories

  C. Respondents' age

  D. Employee safety

  Correct Answer: B

• Question 48:

  Which operations are available from the File menu? (Choose three.)

  A. Open and Save data files

  B. Print the contents of the active IBM SPSS Statistics window

  C. Exit IBM SPSS Statistics

  D. Run the FREQUENCIES procedure

  Correct Answer: ABC

• Question 49:

  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. Data View tab.

  D. Variable View tab.

  Correct Answer: D

• Question 50:

  Which interpretation is correctfor this Regression Coefficients table?

  

  A. For every additional year that you get older, your beginning salary decreases on average by $13.

  B. For every additional year that you get older, your beginning salary decreases on average by $35.9.

  C. Forevery additional year that you get older, your beginning salary increases on average by $13.

  D. For every additional year that you get older, your beginning salary increases on average by $35.9.

  Correct Answer: D