निम्नलिखित आंकड़ों से माध्य की गणना कीजिए-- class 11th
Answers
उतर :-
class interval ----- Fi ------ Xi ------ Fi*Xi
10 - 25 2 17.5 35
25 - 40 3 32.5 97.5
40 - 55 7 47.5 332.5
10 - 25 6 62.5 375
10 - 25 6 77.5 465
10 - 25 6 92.5 555
⅀Fi = 30 ⅀FiXi = 1860
अत,
→ माध्य = ⅀FiXi / ⅀Fi
→ माध्य = 1860/30
→ माध्य = 62 (Ans.)
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