What Is A Probability Density Function? A probability density function, also known as a bell curve, is a fundamental statistics concept, that describes the likelihood of a continuous random variable ...

Forecasting for any small business involves guesswork. You know your business and its past performance, but you may not be comfortable predicting the future. Using Excel is a great way to perform what ...

The normal distribution (also known as the Gaussian distribution) is arguably the most important distribution in Statistics. It is often used to represent continuous random variables occurring in ...

This is a preview. Log in through your library . Abstract We consider sequential procedures for obtaining confidence intervals of prescribed length and confidence coefficient for the mean of a normal ...

This is a preview. Log in through your library . Abstract The problem of sequentially testing whether the mean of a normal distribution is positive has been approximated by the continuous analogue ...