Physics · Statistical Mechanics

यदि अंतराल 0 < x < ∞ पर x का प्रायिकता घनत्व फलन (probability density function) f(x) = xe-x/λ है, तो x का माध्य मान (mean value) क्या है?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

10
2λ2
32λ✓
4λ

सही उत्तर देखें

2λ

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यदि अंतराल 0 < x < ∞ पर x का प्रायिकता घनत्व फलन (probability density function) f(x) = xe-x/λ है, तो x का माध्य मान (mean value) क्या है?

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यदि अंतराल 0 < x < ∞ पर x का प्रायिकता घनत्व फलन (probability density function) f(x) = xe-x/λ है, तो x का माध्य मान (mean value) क्या है?

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