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Question
जर `sumf_i d_i = 10,000, sumf_i = 100` आणि A = 2000, तर मध्य `(barx)` काढा.
Sum
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Solution
`sumf_i d_i = 10,000, sumf_i = 100`, A = 2000
`bar(d) = (sumf_i d_i)/(sumf_i)`
= `(10,000)/100`
= 100
मध्य = `bar(X) = A + bar(d)`
= 2000 + 100
= 2100
मध्य 2100 आहे.
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2024-2025 (July) Official Board Paper
