IBM C2020-011 Online Practice Questions and Exam Preparation

IBM C2020-011 Online Questions & Answers

• Question 41:

  Which statement is true about IOR (inter quartile range)? (Choose two.)

  A. It is used to measure the spread ofthe data.
  B. It is equal to the mode.
  C. It is the range between the values at the 25111 and 75111 percentile.
  D. It indicates whether the variable is normally distributed or not.
  A. It is used to measure the spread ofthe data.
  C. It is the range between the values at the 25111 and 75111 percentile.

• Question 42:

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

• Question 43:

  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
  A. Open and Save data files
  B. Print the contents of the active IBM SPSS Statistics window
  C. Exit IBM SPSS Statistics

• Question 44:

  Which feature would you use to create a new variable whose values represent the number of times that each respondent answered Strongly Agree to a series of satisfaction questions?

  A. Compute Variable
  B. Visual Binning
  C. Count Values within Cases
  D. Rank Cases
  C. Count Values within Cases

• Question 45:

  The text file shown in the figure below is an example of a fixed format text file.

  

  A. True
  B. False
  B. False

• 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.
  A. Assesses each person twice.

• 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
  B. job_3_categories

• Question 48:

  Suppose you want to get help on the Cumulative Percent column in a FREQUENCIES table. Using the figure below, how would you do it?

  

  A. Go to Help ... Topics and search for Cumulative Percent.
  B. Go to Help ... Command Syntax Reference and search for Cumulative Percent.
  C. Go to Help ... About.
  D. Double-click the table, right-click Cumulative Percent and select What's this? from the pop-up menu.
  D. Double-click the table, right-click Cumulative Percent and select What's this? from the pop-up menu.

• Question 49:

  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. Numberof cases that you specified in the Aggregate Data dialog box
  D. Number of categories of the variables specified in the Break Variables list
  D. Number of categories of the variables specified in the Break Variables list

• Question 50:

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