वर्ग अंतराल 15-20 का मध्य बिंदु क्या है
Answers
प्रश्न :- वर्ग अंतराल 15-20 का मध्य बिंदु क्या है ?
उतर :-
हम जानते है कि,
- मध्य बिंदु = निचली वर्ग सीमा + उपरि वर्ग सीमा / 2 .
दिया हुआ है की,
- निचली वर्ग सीमा = 15
- उपरि वर्ग सीमा = 20
अत,
→ मध्य बिंदु = (15 + 20)/2
→ मध्य बिंदु = 35/2
→ मध्य बिंदु = 17.5 (Ans.)
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Given : वर्ग अंतराल 15-20
To Find : मध्य बिंदु
Solution:
वर्ग अंतराल 15-20
मध्य बिंदु = ( 15 + 20)/2 = 35/2
= 17.5
class mark is the mid-value of a class.
class mark is the central value of a class.
Mid point of class interval = ( lower limit + upper limit )/2
Lower limit = 15
upper limit = 20
Mid point / class mark = ( 15 + 20)/2 = 17.5
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