Question
Download Solution PDFदो घटना R और S के लिए मान लीजिए P(R) = 0.4, P(S) = p और P(R ∪ S) = 0.6 हैं। तो p किसके बराबर है?
This question was previously asked in
BPSC Lecturer ME Held on July 2016 (Advt. 35/2014)
- 0.2, जब R और S स्वतंत्र हैं।
- 0.2, जब R और S पारस्परिक रूप से असंयुक्त हैं।
- किसी भी स्थिति में निर्धारित नहीं है।
- 0.2, जब R और S आश्रित हैं।
Answer (Detailed Solution Below)
Option 2 : 0.2, जब R और S पारस्परिक रूप से असंयुक्त हैं।
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Detailed Solution
Download Solution PDFसंकल्पना:
P(R ∪ S) = P(R) + P(S) - P(R
यदि R और S पारस्परिक रूप से असंयुक्त हैं, तो P(R
गणना:
माना कि R और S पारस्परिक रूप से असंयुक्त हैं, तो
P(R ∪ S) = P(R) + P(S) - P(R
0.6 = 0.4 + p - 0
p = 0.2
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