Question
Download Solution PDFएक यादृच्छिक प्रयोग से जुड़ी A, B, C तीन परस्पर अपवर्जी और निष्कासी घटनाएँ हैं। यदि 3P(B) = 4P(A) और 3P(C) = 2P(B) है, तो P(A) किसके बराबर है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFव्याख्या:
A, B और C परस्पर अपवर्जी और निष्कासी घटनाएँ हैं:
⇒ P(A) + P(B) + P(C)= 1.....(i)
इसके अलावा
⇒ 3P(B) = 4P(A)
⇒ P(A) =
और 3P(C) = 2P(B)
⇒ P(C) =
(i) से
⇒
⇒
⇒
⇒ P(B) =
⇒ P(A) =
∴ विकल्प (c) सही है।
Last updated on May 30, 2025
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