With iFrame, content is kept in its native recorded format, so importing and editing video is fast, and file sizes are small. iFrame is based on industry standards, such as H.264, AAC, MP4, and QuickTime, so it can be used with compatible Mac, iOS, and PC applications.
Sigma is recognized as an innovator in sustainable design and business practices. You will find us a reliable partner for engineering solutions for infrastructure and site improvements, environmental restoration, manufacturing processes and site and facility development. Sigma incorporated in 1991 as Sigma Environmental Services.
A sigma is a symbol used in statistics for a standard deviation. A standard deviation is the measure of a spread of a distribution of some quantities. For example, if you have a group of boys and measure their heights, there will be some tall boys and some short boys. There will also be some medium height boys.