0 a result is equally likely to happen or not happen: --
There’s only a fifty-fifty chance that she’ll survive the operation.
Aged 18, following a knee injury he had a cartilage removed and was given only a fifty-fifty chance of resuming his playing career.
Thus, each time, the price had a fifty-fifty chance of closing higher or lower than the previous day.
The disease is a dominantly inherited genetic disorder, which means that each child of an affected parent will have a fifty-fifty chance of inheriting the disease.
Thus, as late entrants, we have in my view no more than a fifty-fifty chance of success.
The child of an affected parent will have a fifty-fifty chance and many parents will conceive before diagnosis.
I think that the company has a fifty-fifty chance of success.
There is only a fifty-fifty chance of getting over the food problem.
A criminal who commits a robbery has a fifty-fifty chance of being discovered and convicted.
