Mathematics · Probability Theory
मान लीजिए कि X और Y स्वतंत्र प्वासों यादृच्छिक चर (independent Poisson random variables) हैं जिनके माध्य क्रमशः 4 और 2 हैं। तो निम्नलिखित कथनों में से कौन सा सही है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1बिंदु t = π पर X + Y के अभिलाक्षणिक फलन (characteristic function) का मान e-12 है।
- 2E(X | X + Y = 3) = 2.
- 3P(X ≤ 1 | X + Y = 3) = 727.✓
- 4X + Y = 3 दिए होने पर X का सप्रतिबंध वितरण द्विपद Binomial(3, 13) है।
सही उत्तर देखें
P(X ≤ 1 | X + Y = 3) = 727.
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