Mathematics · Probability
यदि B ⊆ A है, जहाँ A और B एक प्रतिदर्श समष्टि (sample space) में दो घटनाएं हैं, और B̅ घटना B के पूरक को दर्शाता है, तो निम्नलिखित में से कौन सा संबंध सही है?
- 1P(A ∩ B̅) = P(A) - P(B̅)
- 2P(A ∩ B̅) = P(A) - P(B)✓
- 3P(A ∩ B̅) ≥ P(A) - P(B)
- 4P(A ∩ B̅) ≤ P(A) - P(B)
सही उत्तर देखें
P(A ∩ B̅) = P(A) - P(B)
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