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Class intervals for a frequency distribution

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Reference no: EM131044817

The following class intervals for a frequency distribution were developed to provide information regarding the starting salaries for students graduating from a particular school:

Salary Number of Graduates

($1,000s)

28-under 31 -
31-under 35 -
34-under 37 -
39-under 40 -

Before data was collected, someone questioned the validity of this arrangement. Which of the following represents a problem with this set of intervals?

Reference no: EM131044817

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