T-distribution, also known as Student’s t-distribution, is a statistical function that creates a probability distribution. The t-distribution is similar to the normal distribution , with its ...

The normal distribution is a continuous probability distribution that is symmetrical, bell-shaped, and centred around its mean. It is one of the most important distributions in statistics because many ...

In Excel, syntax for this function is NORMINV(probability,mean,standard deviation). Using the sales example, with a weekly sales average of $2,000 that fluctuates about $500 up or down, you know ...

Probability Distribution Functions is a Python package to help in different kind of probability distributions for a Data Scientist. Probability distributions are a must know for a Data Scientist. It ...

The corresponding cumulative distribution function question is, "What's the probability you'll be shorter than 5'4"?" The figure above showed two normal distributions . You can now see these are ...

Very nice article summarizing the normal distribution. The Gaussian distribution can be derived as the limit of the discrete binomial distribution. All discrete distributions must sum to unity, and ...