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If A And B Are Any Two Events Then Pabar Intersectiob B

1) P(A’)P(B’) 2) 1-P(A)-P(B) 3) P(A)+P(B)-P(A∩B) 4) P(B)-P(A∩B) Solution: Option (4) P(B)-(A’∩B) For any two events, P(A’∩B) = P(B)... View Article

Let A And B Are Two Independent Events The Probability That Both A And B Occur Together Is 16 And The Probability That Either Of Them Occurs

1) 0 or 1 2) ½ or ⅓ 3) ½ or ¼ 4) ⅓ or ¼ Solution: Option (2) ½ or ⅓ Given that, P(A∩B) = 1/6 and P(A’∩B’)= ⅓ As, A and B are... View Article

The Probability Of Solving A Question By Three Students Are 12 14 16 Respectively The Probability Of Questions Is Being Solved Will Be

1) 33/48 2) 35/48 3) 31/48 4) 37/48 Solution: Option (1) 33/48 Let A, B and C be the three students Given that, P(A) = 1/2 , P(B) =... View Article

Let A And B Be Events For Which Pa X Pb Y Pa Intersection B Z Then Pabar Intersection B Equals

1) (1-x)y 2) 1-x+y 3) y-z 4) 1-x+y-x Solution: Option (3) y-z Given that, P(A) = x, P(B) = y, P(A∩B)= z We know that P(A’∩B) =... View Article

If A And B Are Arbitrary Events Then

1) P(A∩B) ≥ P(A)+P(B) 2) P(AUB) ≤ P(A)+P(B) 3) P(A∩B) = P(A)+P(B) 4) None of the above Solution: Option (2) P(AUB) ≤ P(A)+P(B) We... View Article

Let E1 E2 E3 Be Three Arbitrary Of A Sample Space S Consider The Following Statements Which Of The Following Statements Are Correct

1) P(only one of then occurs = P(E1’E2E3 + E1E2’E3+E1E2E3’) 2) P(none of them occurs) = P(E1’+E2’+ E3’) 3) P(at least one of them occurs) =... View Article

A B And C Are Any Three Events If Ps Denotes The Probability Of S Happening Then Pa Intersection Buc Is

1) P(A) +P(B) +P(C)-P(A∩B)-P(A∩C) 2) P(A)+P(B)+P(C)-P(B)P(C) 3) P(A∩B) +P(A∩C)-P(A∩B∩C) 4) None of the above Solution: Option (3)... View Article

In A Class Of 125 Students 70 Passed In Mathematics 55 In Statistics And 30 In Both The Probability That A Student Selected

1) 13/25 2) 3/25 3) 17/25 4) 8/25 Solution: Option (1) 13/25 Total number of students in a class = 125 The probability that the... View Article

If A1 A2 An Are Any N Events Then

1) P(A1UA2U...UAn) = P(A1)+P(A2)+...+P(An) 2) P(A1UA2U...UAn) > P(A1)+P(A2)+...+P(An) 3) P(A1UA2U...UAn) ≤ P(A1)+P(A2)+...+P(An) 4)... View Article

The Probability That A Man Will Be Alive In 20 Years Is 35 And The Probability That His Wife Will Be Alive In 20 Years Is 23 Then The Probability

1) 13/15 2) 7/15 3) 4/15 4) None of these Solution: Option (1) 13/15 Assume that A be the event that a man will be alive in 20... View Article

In A City 20 People Read English Newspapers 40 Read Hindi Newspapers And 5 Read Both Newspapers The Percentage Of Nonreader Either

1) 60% 2) 35% 3) 25% 4) 45% Solution: Option (4) 45% The probability that people read English newspapers, P(E) = 20% = 1/5 The... View Article

If Pa 12 Pb 13 And Pa Intersection B 712 Then The Value Of Pabar Intersection Bbar Is

1) 7/12 2) 3/4 3) 1/4 4) 1/6 Solution: Option (2) 3/4 Given that, P(A) = ½, P(B) = ⅓, and P(A∩B) = 7/12, We know that P(A’∩B’) =... View Article

Three Athletes A B And C Participate In A Race Competition The Probability Of Winning A And B Is Twice Of Winning C Then The Probability That

1) 2/3 2) 3/4 3) 4/5 4) 1/6 Solution: Option (3) ⅘ Given that, P(A) = P(B)= 2P(C) We know that, P(A) +P(B)+P(C)= 1... View Article

Archives

If A And B Are Any Two Events Then Pabar Intersectiob B

Let A And B Are Two Independent Events The Probability That Both A And B Occur Together Is 16 And The Probability That Either Of Them Occurs

The Probability Of Solving A Question By Three Students Are 12 14 16 Respectively The Probability Of Questions Is Being Solved Will Be

Let A And B Be Events For Which Pa X Pb Y Pa Intersection B Z Then Pabar Intersection B Equals

If A And B Are Arbitrary Events Then

Let E1 E2 E3 Be Three Arbitrary Of A Sample Space S Consider The Following Statements Which Of The Following Statements Are Correct

A B And C Are Any Three Events If Ps Denotes The Probability Of S Happening Then Pa Intersection Buc Is

In A Class Of 125 Students 70 Passed In Mathematics 55 In Statistics And 30 In Both The Probability That A Student Selected

If A1 A2 An Are Any N Events Then

The Probability That A Man Will Be Alive In 20 Years Is 35 And The Probability That His Wife Will Be Alive In 20 Years Is 23 Then The Probability

In A City 20 People Read English Newspapers 40 Read Hindi Newspapers And 5 Read Both Newspapers The Percentage Of Nonreader Either

If Pa 12 Pb 13 And Pa Intersection B 712 Then The Value Of Pabar Intersection Bbar Is

Three Athletes A B And C Participate In A Race Competition The Probability Of Winning A And B Is Twice Of Winning C Then The Probability That

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