Question
Write the class-size in the following: $0-4, 5-9, 10-14$

Answer

$0-4, 5-9, 10-14$
True class limits are $0.5-4.5, 4.5-9.5, 9.5-14.5$
Therefore class size $= 14.5 - 9.5 = 5$

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