factor level

synonym: level
https://doi.org/10.1351/goldbook.10072

Value of a factor in an experimental design.

Notes:
  1. A design may be designated by the number of levels chosen for each factor, as in "two-level design".
  2. When writing an experimental design the levels are usually coded.
See: Array
Source:
PAC, 2016, 88, 407. (Vocabulary of concepts and terms in chemometrics (IUPAC Recommendations 2016)) on page 415 [Terms] [Paper]