Judo should be called Kodokan Judo. It was developed by Professor Jigoro Kano in 1882. Professor Kano was a student of many of the old masters of Jujitsu when he realized that the arts were disappearing.
The definition of unbiased is a neutral person or persons. An example of unbiased is a jury with no prior knowledge of the case upon which they are deciding. or unÂ·biâ²assed. without bias or prejudice; objective; impartial.
For example, we use the sample mean as an unbiased estimator for the population mean. (Mathematically, it can be shown that the expected value of the sample mean is equal to the population mean). In the case of estimating the population standard deviation, the sample standard deviation is an unbiased estimator too.