1.

Adjustment Factor for any Class is equal to :

Answer»

`"Class Interval of the FIRST Class"/ "LOWEST Class Interval"`
`"Class Interval of the CONCERNED Class"/ "Lowest Class Interval"`
`"Class Interval of the First Class"/ "Upper Class Interval"`
`"Class Interval of the Concerned Class"/ "Upper Class Interval"`

Solution :B


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