Sturges' Guideline Suggests That When Constructing a Frequency Distribution, the Ideal

question 8

Multiple Choice

Sturges' guideline suggests that when constructing a frequency distribution, the ideal number of classes can be approximated by $1 + ( \log n ) / ( \log 2 )$ where n is the number of data values. Use this
Guideline to find the ideal number of classes when the number of data values is 180.

• A) 7
• B) 10
• C) 8
• D) 9

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