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Autoregressive Conditional Heteroskedasticity

A statistical measure of the average error between a best fit line and actual data that uses past data to predict future performance. General Autoaggressive Conditional Heteroskedasticity is the most common way of doing this. See also: Fractal Distribution.
References in periodicals archive ?
A high degree of correspondence has been found between visual, anthropometric and photometric measurements used to measure the bizygomatic and bigonial arch widths.
All cranial dimensions except anteroposterior dimension, cranial height and bizygomatic breadth showed significant decrease in speech and hearing impaired children in the age group of 5-10 years.
38) In the Amazonian population, this is expressed in a greater bizygomatic width which makes the face look wider and shorter (euriprosope).
These included thigh length, leg length, upper arm length, forearm length, bi-iliocristal diameter, bitrochanteric diameter, transverse chest diameter, chest depth, biacromial diameter, head length, head breadth, chest circumference, upper arm circumference, calf circumference, biocular breadth, bizygomatic breadth, bigonial breadth, upper face height, trunk length, and crown-rump length.
Pearson's correlation test was applied and it showed no significant relation between width of central incisor and bizygomatic width (0.