trmaddox2525 trmaddox2525

17-04-2020
Mathematics

contestada

Let P(A) = 0.27, P(B) = 0.58, P(A and B) = 0.21
Find the probability that either A or B will occur.
Give answer to the hundredth place. (Example 0.87)

Respuesta :

jimthompson5910 jimthompson5910

17-04-2020

Answer: 0.64

Work Shown:

P(A or B) = P(A) + P(B) - P(A and B)

P(A or B) = 0.27 + 0.58 - 0.21

P(A or B) = 0.64

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