The Standard Normal Distribution

The Normal Distribution normal distribution A continuous random variable Z is said to be a standard normal random variable, shown as Z∼N, if its PDF is given by fZ=1√2πexp{− normalization The Normal distribution is used to analyze data when there is an equally likely chance of being above or below the mean for continuous data

normal distribution The Normal Distribution The Standard Normal curve, shown here, has mean 0 and standard deviation 1 If a dataset follows a normal distribution, then about 68%