Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. Last week’s post, “A Histogram is NOT a Bar Chart ”, explained that bar charts ...

Example 1: The population from which samples are selected is {1,2,3,4,5,6}. This population has a mean of 3.5 and a standard deviation of 1.70783. The next display shows a histogram of the population.

Many ADC are used to measure the level or magnitude of static signals. Applications include the measurement of weight, pressure and temperatures. These applications involve low-level signals which ...

Oscilloscopes do amazing things with the large amounts of data they generate from making measurements. Your oscilloscope lets you “see through” noise and reduce measurement uncertainty. The magic ...

As is well known, the normal distribution is a key tool in probability and statistics. It can be described as a distribution that obeys a universal rule derived from one of the most important theorems ...