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Stastics — Maths STD 10 — Question

CBSE BoardEnglish MediumSTD 10MathsStastics1 Mark
MCQ
In formula $\bar{\text{x}}=\text{a}+\text{h}\big(\frac{\sum\text{f}_1\text{u}_\text{i}}{\sum\text{f}_\text{i}}\big)$,$\text{h}^,$ stands for:
  • ✓
    Class size
  • B
    Class mark
  • C
    Mean
  • D
    None of these
✓

Answer

Correct option: A.
Class size
a. class size
Solution:
In formula $\bar{\text{x}}=\text{a}+\text{h}\big(\frac{\sum\text{f}_1\text{u}_\text{i}}{\sum\text{f}_\text{i}}\big)\text{,h}^,$ stands for class size
$\text{Class size }=\frac{\text{Upper limit+Lower limit}}{2}$

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