If the mean and the variance of the data Class 4-8 8-12 12-16 16-20 Frequency 3 \lambda 4 7 are \mu and 19 respectively, then the value of \lambda+\mu is : [23 jan 2026 Shift 2]

Statistics Part 2

Section: Mathematics

Question : 4 of 41

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If the mean and the variance of the data

are µ and 19 respectively, then the value of λ+µ is :

[23 jan 2026 Shift 2]

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