Question
Download Solution PDFA और B दो घटनाएँ हैं। A और B क्रमशः उनकी पूरक घटनाएँ हैं, जैसे कि AB और AB दो परस्पर अपवर्जी और निश्शेष घटनाएँ हैं जिनमें घटना A हो सकती है। तो कौन सा विकल्प सही है?
Answer (Detailed Solution Below)
Detailed Solution
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यदि A और B दो घटनाएँ हैं और A̅ और B̅ उनकी पूरक घटनाएँ हैं
AB̅ और AB दो परस्पर अपवर्जी और निश्शेष घटनाएँ हैं तब
∴ P(A) = P(AB) + P(AB̅)
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