Suppose you go fishing at a local stream that is known for its rainbow trout. The stream has rules about rainbow trout. If they are unusually small, they have to be released back in the stream. All others can be kept or released. If they are unusually large, you're definitely going to want to take a picture for the local fish shop. Rainbow trout in this steram have a mean length of 18.3 inches and a standard deviation of 3.2 inches. Their lengths follow a normal distribution.
Round to the fourth as needed.
You just caught a fish that is 22.78 inches .