Calculate a baseball player's batting average. Calculating a baseball player's batting average is not a difficult task at all. A batting average represents the percentage of at bats that result in hits for a particular baseball player. The formula is: That's all there is to it.
To fly under the radar means to act in a way so as to actively avoid detection. It is the opposite of 'in your face'. There is an element of getting away with something but it is not necessarily bad.
Doppler radar - radar that uses the Doppler shift to measure velocity. early warning radar - a radar that is part of an early warning system. measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something.