2. Suppose = {a, b, c, d} and that {a} is an event. (a) What sets must be in F? That is, what other subsets of must be events? (Do not put all subsets of 2 in F unless they all must be there.) (b) Suppose P({a}) = 1/4. What other events can you compute the proba- bility of?

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Q: If there is a bird in every branch, there will be an excess bird not on the branch but if there will…

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Q: Use the union rule to answer. If n(A) = 8, n(B) = 10 and n(AB) = 6, what is n(AUB)?

A: given data,here we have to use union rule of probability n(A)= 8n(B)=10n(A∩B)=6n(A∪B)=?

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A: Here I have solved this que in my notebook and attached it's photograph. page:1

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A:

Q: b. the sample variance s2 from the definition [Hint: First subtract 180 from each observation.] c.…

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Q: A box contains 6 red balls and 4 white balls Balls are drawn at random and with replacement. a) The…

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Q: ays ?12, of which a particular person is not included 9C5 9C4 .a .b

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A: Given that  Total guinea pigs = n = 8 Choose guinea pigs = r = 3

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A: It is given that  Red balls = 13 Blue balls = 7 Total balls = 20

Q: If the probability of an event not occurring is 0.55, what is the probability the event will occur?…

A:

Q: (a) Calculate P(X= 4) and P(X ≤ 4). (Round your answers to four decimal places.) P(X= 4) = 2 X P(X ≤…

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Q: p(a)= .21, p(b)=.43, and event a and b are independent. what is p(a or b)?

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A:

Q: If A is a perfect subset of B and P(a < Pb), then P(BA) is equal to O a. P(a) / P (b)

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Q: For two events a and b it is given p(a)=0.30 P(b)=0.65and p(a or b)=0.74 Calculate P(a and b)

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Q: (c) P(-2.70 ≤ Z≤ 0) (d) P(-2.70 ≤ Z ≤ 2.70) (e) P(Z ≤ 1.46) (F) P(-1.65 ≤ 2)

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Q: (d) Evaluate f(x) by obtaining F'(x). f(x) = F"(x) = (e) Compute μ.

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