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For clarity a histogram usually holds a number of bars between:
A8 and 80
B5 and 15
C2 and 40
D6 and 60
Answer & Solution
Correct answer: B. 5 and 15
1. Too few bars hides the shape of the data.
2. Too many bars makes the picture noisy.
3. The usual range is 5 to 15 bars.
_Source: OpenStax Introductory Statistics 2e, Chapter 2, Descriptive Statistics._
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