Which statement is true about IQR (interquartile range)? (Select all that apply)
A. It is equal to the mode
B. It indicates whether the variable is normally distributed or not
C. It is used to measure the spread of the data E B.
D. It is the range between the values at the 25th and 75th percentile
正解:B,C,D
質問 2:
What statistics test should be used to assess whether the percentage differences observed in crosstabs table have occurred by chance?
A. Linear Regression
B. Correlation
C. Chi-Square test of independence
D. T-Test
正解:C
質問 3:
After reading from an Excel 2007 file, the data in IBM SPSS Statistics are as shown in the figure below. Inspect the file and select the answer.
A. The Data import was successful because IBM SPSS Statistics cannot Excel 2007 files.
B. The Data import was unsuccessful because the option Read variable names from the first row of data was not selected.
C. The Data import was unsuccessful because the Excel file was open the import to IBM SPSS Statistics was initiated.
D. The Data import was successful
正解:B
質問 4:
What happens when you use the output option Filter out unselected cases in the select cases... dialog to create a filter variable and retain all cases in the same data file?
A. A new variable called filter_1 is created. Cases with the value of 1 for this variable have a slash through row number, indicating they are not selected.
B. A new variable called filter_1 is created. Cases with a value of 0 for this variable have a slash through row numbers, indicating they are unselected and the message filter On appears on the status bar of the data Editor.
C. A new variable called filter_1 is created with a value of 0 for this variable have a slash through row number, indicating they are unselected and the message Filter On appears on the status Bar of the Data Editor.
D. A new variable called filter_1 is created. Cases with a value of 1 for this variable have a slash through their row number, indicating they are unselected and the message Filter On appears on the status bar of the Data Edotor.
正解:C
質問 5:
Which options are available to edit bar charts? (Select all that apply)
A. Changing patterns displayed in bars
B. Displaying data value labels
C. Changing the major increment on the Y axis scale G3
D. Changing the variable displayed on the X axis
正解:B,C,D
質問 6:
There are two major types of errors one can make when attempting to draw conclusions about the larger population based on the information collected in the sample. For example, when performing an independent sample T-Test, one type of error that can occur is when there are significant differences between the groups based on a scale level dependent variable, but the test fails to detect them. Which of the following choice describes this sort of error?
(Select all that apply)
A. Type I error
B. Type II error
C. False positive
D. False negative
正解:A,C
質問 7:
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 selected cases to a new dataset
B. Delete unselected cases
C. Copy unselected cases to a new dataset
D. Filter out unselected cases
正解:A
Sugihara -
前回の試験では及ばず落ちましが4月の試験でPass4Testのこの問題集を購入して今回合格出来ました。
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