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A real estate agent has 17 properties that she shows. She feels that there is a 30% chance of selling any one property during a week. The chance of selling any one property is independent of selling another property. Compute the probability of selling more than 5 properties in one week. Round your answer to four decimal places.

Sagot :

DALAU

Answer:  0.4032

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solution:-

given that p = 0.30 , n = 17

p(x > 5) = 1 - p(x ≤ 5)

= 1 - (p(x = 5) + p(x = 4)+ p(x = 3)+ + p(x = 2)+ p(x = 1)+ p(x = 0))

= 1 - (0.2081+0.1868+0.1245+0.0581+0.0169+0.0023)

= 1 - 0.5968

= 0.4032

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