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A person has decided to construct a frequency distribution for a set of data containing 100 numbers. The lowest number is 20 and the highest number is 80. If 5 classes are used, the class width should be approximately _______.

User Cgvoller
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1 Answer

4 votes

Answer:

The answer is "12".

Explanation:

Lowest number
=20\\\\

highest number
=80\\\\

Number of classes
=5\\\\

Range=highest number-lowest number


=80-20\\\\=60\\\\

class width
=\frac{Range}{\text{number of classes}}


=(60)/(5)\\\\=12

User SantyEssac
by
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