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Podcasting Terms: Glossary - Reference from WhatIs.com
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AAC (Advanced Audio Coding)
AAC is a proprietary audio file format from Apple that is only playable by Apple software and hardware. See Apple's Web site for more information.
An RSS aggregator program used to collect and...
What is long tail? - Definition from WhatIs.com
The long tail is a frequency distribution pattern in which occurences are most densely clustered close to the Y-axis and the distribution curve tapers along the X-axis. The long tail refers to the low-frequency population displayed in the right-hand portion of the graph, represented by a gradually sloping distribution curve that becomes asymptotic to the x-axis. In most applications, the number of events in the tail is greater than the number of events in the high frequency area,...
Related topics : wired magazine chris anderson long tail / the long tail why the future of business is selling less of more by chris anderson / chris anderson wired long tail article / the long tail why the future of business is selling less of more (2006) / chris anderson the long tail wired
What is skewness? - Definition from WhatIs.com
Skewness is asymmetry in a statistical distribution, in which the curve appears distorted or skewed either to the left or to the right. Skewness can be quantified to define the extent to which a distribution differs from a normal distribution.
In a normal distribution, the graph appears as a classical, symmetrical "bell-shaped curve." The mean , or average, and...
Related topics : normal distribution right tail