SOLUTION: A real estate agent has 13 properties that she shows. She feels that there is a 40% chance of selling any one property during a week. The chance of selling any one property is in
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Question 1126131: A real estate agent has 13 properties that she shows. She feels that there is a 40% 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 at least 1 property in one week. Answer by ikleyn(52775) (Show Source):
According to the condition, for any single property the probability not selling it during a week is 100% - 40% = 1 - 0.4 = 0.6.
The probability not selling any one of 13 properties during a week is .
The probability to sell at least 1 property in one week is the COMPLEMENT to it
1 - = 0.9987 = 99.87%. ANSWER
