CBSE 11th Standard Maths Subject Probability Ncert Exemplar 6 Marks Questions With Solution 2021
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CBSE 11th Standard Maths Subject Probability Ncert Exemplar 6 Marks Questions With Solution 2021
11th Standard CBSE
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Reg.No. :
Mathematics
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A team of medical students doing their internship have to assist during surgeries at a city hospital.The probabilities of surgeries rated as very complex,routine,simple rated as very complex,complex,complex, routine,simple or very simple respectively 0.15,0.20,0.31,0.26 and 0.08.Find the probabilities that a particular surgery will be rated
routine or complex(a) -
A team of medical students doing their internship have to assist during surgeries at a city hospital.The probabilities of surgeries rated as very complex,routine,simple rated as very complex,complex,complex, routine,simple or very simple respectively 0.15,0.20,0.31,0.26 and 0.08.Find the probabilities that a particular surgery will be rated
routine or simple(a) -
If A and B are mutually exclusive events, such that P(A)=0.35 and P(B)=0.45, then find P(B')
(a) -
If A and B are mutually exclusive events, such that P(A)=0.35 and P(B)=0.45, then find P(A\(\cup \)B)
(a) -
If A and B are mutually exclusive events, such that P(A)=0.35 and P(B)=0.45, then find P(A\(\cap \)B)
(a)
6 Marks
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CBSE 11th Standard Maths Subject Probability Ncert Exemplar 6 Marks Questions With Solution 2021 Answer Keys
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0.51
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0.57
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We have, A and B are mutually exclusive events. Also, it is given that P(A)=0.35 and P(B)=0.45
P(B')=1-P(B)=1-0.45=0.55 -
We have, A and B are mutually exclusive events. Also, it is given that P(A)=0.35 and P(B)=0.45
P(A\(\cup \)B)=P(A)+P(B)=0.35+0.45=0.8 -
We have, A and B are mutually exclusive events. Also, it is given that P(A)=0.35 and P(B)=0.45
P(A\(\cap \)B) = 0
6 Marks
