Table 2 A selection of published error sources and variability from various input variables used in PEMs.
In statistics, a collection of random variables is heteroscedastic if there are sub-populations that have different variability from others.
But Mr. Hurd said his agency tries to remove any variability from testing.
Pit-bull breeds led the pack, but the variability from year to year is considerable.
But if you allow for some variability from survey to survey, a distinctive pattern has emerged.
There is a lot of variability from one El Niño to another.
Casella, P. et al. Fast infrared variability from a relativistic jet in GX 339 4.
The state also is subject to considerable variability from year to year.
Joughin, I., Smith, B., Howat, I. M., Scambos, T. & Moon, T. Greenland flow variability from ice-sheet-wide velocity mapping.
"The tropics have very little variability from year to year in temperature, they are a very stable climatic zone.
Although some classical reports show generalized seizures earlier than session ten, there is considerable variability from animal to animal30.
