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Measures of Central Tendency — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsMeasures of Central Tendency1 Mark
MCQ
In the formula $\text{X} = \text{A} + \frac{\sum\text{fd}}{\sum\text{f}},$ for finding the mean of grouped data d is deviation from A of:
  • A
    Lower limits of the classes.
  • B
    Upper limits of the classes.
  • ✓
    Mid points of the classes.
  • D
    Frequencies of the class marks.
✓

Answer

Correct option: C.
Mid points of the classes.
Mid points of the classes.

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