Properties Of Normal Distribution a o&u completely determine the characterization of the normal distribution 一口Mean, median, mode are equal a The curve is symmetric about mean a The relationship between o and the area under the normal curve provides another main characteristic of the normal distribution 1313 Properties Of Normal Distribution  & completely determine the characterization of the normal distribution.  Mean, median , mode are equal  The curve is symmetric about mean.  The relationship between  and the area under the normal curve provides another main characteristic of the normal distribution