A. Random sample of cases B. Based on time or case range C. Use filter variable D. If condition is satisfied Answer: D QUESTION: 51 26
As the sample size increases, the amount of variabilit9 in the distribution of sample means increases. A. True B. False Answer: B QUESTION: 52 Which interpretation is correct for the IndependentSamples T-Test table shown below? A. We did not meet the assumption of homogeneity of variance; however our two groups differed on the number of WWW HOURS PER WEEK. B. We did meet the assumption of homogeneity of variance and our two groups differedon the number of WWW HOURS PER WEEK. C. We did not meet the assumption of homogeneity of variance and our two groups did not differ on the number of WWW HOURS PER WEEK. We did meet the assumption of homogeneity of variance; however our two groups did not differ on the number of WWW HOURS PER WEEK. Answer: A QUESTION: 53 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? 27
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 & 50000. Answer: B QUESTION: 54 The reason you would select the check box next to ¡°indicate case source variable¡± in the Add Cases dialog box is to: 28
A. Create a new case in your merged data. B. Highlight a specific case in one of your variables. C. Create a variable identifying the case data source. D. Create a variable identifying the variable data source. Answer: C QUESTION: 55 Which chart type is appropriate for viewing the association between two scale variables? A. Bar chart B. Area chart C. Pie chart D. Scatter plot Answer: D 29
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