If P(B) = 1/4 and P(A|B) = 1/2, what is P(A^ B)?

Q: What is the value of Σ(X - 4)2 for the following scores?  Scores: 4, 1, 6, 5

A: Given that, Scores (X): 4, 1, 6, 5 Calculate (X-4):

Q: Given P(A and B) = 0.37, P(B) = 0.57, P(B|A) = 0.91, what is P(A)?

A: We have to find given probability.

Q: if P(A and B)=P(A)*P(B) then P(A and B) cannot equal P(A)+P(B) True or False

A: It is given that  P(A and B) = P(A)*P(B)

Q: Could you explain (b),(c) too?

A: We already have an orthonormal basis B from the standard basis is

Q: Find P(A∪B)

A:

Q: What is the value of p(x > -6)

A: Let X be the discrete random variable. The probability distribution of X is…

Q: dr (V+|)²

A:

Q: Use the union rule to answer. If n(A) = 9, n(B) = 10 and n(A N B) = 3, what is n(A U B)? ... n(A U…

A:

Q: Given m = 6, n = 1, and v = (-4, 7), what is v(n-m)?

A:

Q: Use the union rule to answer. If n(A) = 6, n(B) = 10 and n(A N B) = 4, what is n(A U B)? n(A U B) =

A:

Q: Given P(A) = 0.78, P(B) = 0.87, and P(B|A) = 0.44, what is P(A and B)?

A: Given :  P(A) = 0.78 P(B) = 0.87 P(B|A) = 0.44

Q: Given P(A) = 0.39, P(B) = 0.95, and P(B|A) = 0.07, what is P(A and B)?

A: Given :  P(A) = 0.39 P(B) = 0.95 P(B|A) = 0.07

Q: You are given that P(A)= 0.35, P(B)=.0.25, P(A or B)=0.45. a) Find P(A|B) b) Find P(B|A)

A:

Q: Use the union rule to answer. If n(A) = 10, n(B) = 15 and n(AB) = 8, what is n(A U B)?

A:

Q: 16 If X-B (4, p) and P (X=0)=- then P (X=4) 81

A:

Q: dz Evaluate J 5z+2

A: Given: I=∫dxe-5x+2 For evaluating given integral, in given integral we substitute e5x=t…

Q: Given P (A and B) 0 0.04, P (B) 0.64, P (B|A) 0.87, what is P (A)?

A: Conditional probability:The conditional probability describes that the probability of an event B…

Q: Given P(A) = 0.01, P(B) = 0.88 , and P(B|A)=0.34 , what is P(A and B)?

A: Given: P(A)=0.01P(B)=0.88P(BA)=0.34 The objective is to find the probability of P(A∩B).

Q: |P(A)| (please think carefully before doing this) A={3,8,11,14,21

A: ANS ;. |P(A)|  A={3,8,11,14,21}

Q: Given P(A and B) = 0.25, P(B) = 0.85, P(B|A) = 0.93, what is P(A)?

A:

Q: Hi can you please answer b(iii), b(iv) and c?

A:

Q: Given P(A and B) = 0.10, P(A) = 0.68, what is P(B|A)

A: Given that, P(A and B) = 0.10 P(A) = 0.68

Q: (A v B) A -C

A: Solution: The objective is to complete the truth table

Q: (B) = 10 and n(A N B) = 4, what is n(A u

A: n(A U B)=12

Q: Given P(E or F) = 0.18, P(E) = 0.40, and P(F) = 0.46, what is P(E and F)?

A: Solution-: Given: P(E or F)=0.18, P(E)= 0.40, P(F)=0.46  We want to find P(E and F)=?

Q: Use the union rule to answer the question. If n(A n B) = 8, n(A U B) = 34 and n(A) = 32, what is…

A: We know,      n(A U B) = n(A) + n(B) - n(A ∩ B)      => n(B) = n(A U B) + n(A ∩ B) - n(A)

Q: Given P(A and B) = 0.07, P(B) = 0.56, P(B|A) = 0.62, what is P(A)?

A: We will use the conditional probability formula

Q: 7

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Q: P(ANB) = P(A)NP(B).

A:

Q: A certain virus infects one in every 200 people. A test used to detect the virus in a person is…

A: Let A be the event that the person is infected.Let B be the event that the person tests…