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MathematicsMathematics
17 August, 16:03

Sick computers: Let V be the event that a computer contains a virus, and let W be the event that a computer contains a worm. Suppose

P (V) = 0.47, P (W) = 0.37, P (Vand W) = 0.01

(a) Find the probability that the computer contains either a virus or a worm or both.

(b) Find the probability that the computer does not contain a worm

Part 1 of 2

(a) Find the probability that the computer contains either a virus or a worm or both.

The probability that the computer contains either a virus or a worm or both is

Х

5

Part 2 of 2

(b) Find the probability that the computer does not contain a worm

The probability that the computer does not contain a worm is

Х

+1
Answers (1)
  1. 17 August, 19:39
    0
    0.83

    0.63

    Step-by-step explanation:

    P (V or W) = P (V) + P (W) - P (V and W)

    P (V or W) = 0.47 + 0.37 - 0.01

    P (V or W) = 0.83

    P (not W) = 1 - P (W)

    P (not W) = 1 - 0.37

    P (not W) = 0.63
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Home » Mathematics » Sick computers: Let V be the event that a computer contains a virus, and let W be the event that a computer contains a worm. Suppose P (V) = 0.47, P (W) = 0.37, P (Vand W) = 0.
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