The empirical rule describes how points are clustered in a normally-distributed data set. It states that 95% of data fall within two standard deviations of the mean.

The normal distribution is widely used in probability theory and underlies much of statistical inference. The normal distribution is also called the "Gaussian distribution" or "bell curve". A normal ...

My podcast with Knight was a fantastic wide-ranging discussion that covered his fasteners learning curve; what Endries’ is up to on the digital transformation front; and the state of inventory ...

Power transformers are electrical devices used in power distribution systems to increase (step-up) or decrease (step-down) the electrical voltage to suit the needs of electricity users. Transformers ...