IBM C2020-011 Online Practice Questions and Exam Preparation

IBM C2020-011 Online Questions & Answers

• Question 11:

  What statistical test should be used to assess whether the percentage differences observed in a crosstabs tablecould have occurred by chance?

  A. Correlation
  B. Linear Regression
  C. T-Test
  D. Chi-square test of independence
  D. Chi-square test of independence

• Question 12:

  The Merge Files facility is located under whichmenu?

  A. View
  B. Transform
  C. Analyze
  D. Data
  D. Data

• Question 13:

  After studying the figure below1 select the correct statement.

  

  A. Gss93.sav is the dataset name.
  B. DataSet2 is the dataset name.
  C. DataSet2 is the file name.
  D. DataSet2 is both the file and dataset name.
  B. DataSet2 is the dataset name.

• Question 14:

  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
  C. Histogram

• Question 15:

  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
  B. False

• Question 16:

  What is the main advantage of using syntax?

  A. It can be run using the menus.
  B. It is the most popular way of running IBMSPSS Statistics.
  C. It can be saved and retrieved for subsequent analyses.
  D. It is the same format as syntax in other statistical software.
  C. It can be saved and retrieved for subsequent analyses.

• Question 17:

  Which interpretation is correct for the Correlations table'?

  

  A. All of these correlations are statistically significant and the strongest correlation is between the Van and Var4.
  B. All of these correlations are statistically significant and the strongest correlation is between the Van2 and Var3.
  C. None of these correlations are statistically significant but the strongest correlation is between the Van and Var4.
  D. None of these correlations are statistically significant but the strongest correlation is between the Var2 and Var3.
  B. All of these correlations are statistically significant and the strongest correlation is between the Van2 and Var3.

• Question 18:

  If you use the IBM SPSS Statistics Select Cases dialog to conduct analysis on a subset of cases and you want to keep all cases in the same dataset, which option is appropriate?

  A. Copy unselected cases to a new dataset
  B. Copy selected cases to a new dataset
  C. Filter out unselected cases
  D. Delete unselected cases
  C. Filter out unselected cases

• Question 19:

  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
  B. False

• Question 20:

  Consider the variable AGE in the data file below. You have been asked to use this in a cross-tabulation with GENDER. How would you proceed? (Choose two.)

  

  A. Go to Analyze ...Descriptive Statistics ... Crosstabs ....specify the variables and click OK
  B. Use Visual Binning to create a categorical equivalent for AGE and proceed as per Option A above.
  C. Use Visual Binning to create a categorical equivalent for AGE and run a Frequencies
  D. Use Recode into Different Variables ...to create a categorical equivalent for AGE and proceed as per Option A. above
  B. Use Visual Binning to create a categorical equivalent for AGE and proceed as per Option A above.
  D. Use Recode into Different Variables ...to create a categorical equivalent for AGE and proceed as per Option A. above