Physics · Mathematical Physics
एक यादृच्छिक चर (random variable) Y एक सामान्य वितरण (normal distribution) P(Y) = 1σ√2π exp[-(Y-μ)22σ2] का पालन करता है। eY का माध्य (mean) मान क्या है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1eμ - σ2/2
- 2eμ + σ2
- 3eμ - σ2
- 4eμ + σ2/2✓
सही उत्तर देखें
eμ + σ2/2
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