A) 1.1
B) 1.2
C) 1.5
D) 1.4
Correct Answer: B
Solution :
[b] \[\because P\left( A \right)=0.65\] \[P\left( B \right)=0.15\] Now, \[P\left( \overline{A} \right)+P\left( \overline{B} \right)=1-P\left( A \right)+1-P\left( B \right)=2-\left( P\left( A \right)+P\left( B \right) \right)\]\[=2-\left( 0.65+0.15 \right)=2-0.80=1.2\] Hence, option [b] is correct.You need to login to perform this action.
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