Question

A real estate agent has 10 properties that she shows. She feels that there’s a 50% chance of selling any one property during a week. The chance of selling any one property is independent of selling another property. Compute probability of selling no more than six properties in one week

Answer 1

Explanation:

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 0.6%5E13.

The probability to sell at least 1 property in one week is the COMPLEMENT to it