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MCQ
In a grouped frequency table, a group such as 10-20 is called a:
Unit-11 Basic Statistics
A Class interval
B Tally
C Range
D Pie chart
Explanation

A class interval is a group of values with a lower and an upper limit.

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The midpoint of a class interval is called its:
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The standard deviation of the data 1, 2, 3, 4, 5 is:
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The mode of the data 1, 2, 2, 3, 4, 4, 4, 5 is:
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The standard deviation of the data 2, 4, 6, 8 is approximately:
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The class size of the class interval 10-20 is:
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A circle divided into sectors to represent different parts of the data is called:
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