16. When examining group difference where no direction of the difference is specified, which of the following is used?
A. One-tailed test
B. Two-tailed test
C. Directional hypothesis
Difference of modes test
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15. If the obtained value is greater than the critical value, what should you do?
A. Reject the null hypothesis
B. Accept the null hypothesis
Collect more data
D. Revise your hypotheses
14. Which of the following is Not an example of a chart/graph?
A. Line chart
B. Frequency distribution
C. Bar graph
D. Pie chart
13. This is another word for “lopsidedness”.
A. Skewness
B. Kurtosis
C. Platykurtic
D. Leptokurtic
12. What is the most basic method of illustrating data?
A. Pie chart
B. Line chart
C. Frequency distribution
D. Bar graph
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