In order to import data from database sources 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. False
B. True
正解:A
質問 2:
Which interpretation is correct for this Regression output?
A. We have a non-statistically significant model that accounts for 70% of the variation in the dependent variable.
B. We have a statistically significant model that accounts for 49% of the variation in the dependent variable.
C. We have a non-statistically significant model that accounts for 49% of the variation in the dependent variable.
D. We have a statistically significant model that accounts for 70% of the variation in the dependent variable.
正解:B
質問 3:
A paired samples t4est is different from an independent t-test because it:
A. Compares groups on means.
B. Compares groups on variances.
C. Compares groups on correlations.
D. Assesses each person twice.
正解:D
質問 4:
Which options are available to edit bar charts? (Choose three.)
A. Changing the major increment on the Y axis scale
B. Changing patterns displayed in bars
C. Displaying data value labels
D. Changing the variable displayed on the X axis
正解:A,B,C
質問 5:
For a variable salary we have the statistics as shown in the figure below.
The reported Mean is incorrect because a value, -9999, is included in its calculation. How can this situation be fixed?
A. Remove all cases with the value -9999 for the variable salary from the data file.
B. Define -9999 as both a system- and user-missing value.
C. Define -9999 as a user-missing value.
D. Define -9999 as a system-missing value.
正解:C