# Blog

## What does normality mean in statistics? ## What is the standard normal distribution in statistics?

• The standard normal distribution is a normal distribution with a mean of zero and standard deviation of 1. The standard normal distribution is centered at zero and the degree to which a given measurement deviates from the mean is given by the standard deviation.

## What is the normal curve in statistics?

• In statistics, the term "normal curve" refers to a specific member of an entire family of curves that share a number of important characteristics. First, they are curves that model probability distributions for random variables.

## Why is normal distribution important in statistics?

• Normal distributions are important in statistics and are often used in the natural and social sciences to represent real-valued random variables whose distributions are not known. A random variable with a Gaussian distribution is said to be normally distributed and is called a normal deviate.  