METHODS OF DATA ANALYSIS
MEASURES OF CENTRAL TENDENCY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the class size of the class 15-30?
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15
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30
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22
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22.5
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Explanation:
Detailed explanation-1: -The class size and class mark respectively of the class 15 – 20 is: 17.5, 15.
Detailed explanation-2: -They give the measurement of the size of the class intervals. For ex: for class interval 30−40, the class or class width is 10.
Detailed explanation-3: -i.e, 45. Was this answer helpful?
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