A salesman has a 60% chance of making a sale to each customer. The behaviour of successive customers is independent. If two customers A or B enteres the shop, what is the probablity that the salesman will make a sale to A or B?
![]() |
A salesman has a 60% chance of making a sale to each customer. The behaviour of successive customers is independent. If two customers A or B enteres the shop, what is the probablity that the salesman will make a sale to A or B?
The salesman has 60% of making a sale to A or B
) two shooters shoot the target. The probability that the first shooter hits the target in a single shot is 0.7 and the probability that the second shooter hits the target in a single shot is 0.5 the shooters shoot 20 times simultaneously to a target. What is the most probable number of times that at least one of shots hits the target?
thanks a lot for answer :)
All times are GMT -7. The time now is 01:31 PM. |