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Presentation of data — Statistics STD 11 Commerce — Question

Gujarat BoardEnglish MediumSTD 11 CommerceStatisticsPresentation of data1 Mark
MCQ
A continuous distribution has classes $0-9, 10— 19, 20— 29, 30—39$ with the respective frequencies $10, 20, 40, 10$. What is the ‘less than’ type cumulative frequency for the boundary point $29.5 ?$
  • ✓
    $80$
  • B
    $70$
  • C
    $50$
  • D
    $30$
✓

Answer

Correct option: A.
$80$

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