DECLARATIVE
The sentence or clause that makes a statement and not a question. See indicative.
DEFECT ORIENTATION
A service planning process that focuses on a person's limitations, deficits and disabilities. See defect theory. Compare development orientation.
DEFERRED IMITATION
Imitating an act some time after it happened. Proposed by Jean Piaget and first seen at around 18 months old.
DEGREES OF FREEDOM
1. Number of elements free to vary in a statistical calculation. See chi-square distribution. 2. Motor control. The joints and…
DELTA RULE
The change in strength of an association is relative to the maximum strength and the current strength.
DEMAND CHARACTERISTICS
Anything that can influence or bias a person's behaviour. See experimenter effect- sensory leakage.
DEMOGRAPHY
The study of the statistics of population. See biostatistics- social statistics.
DENYING THE CONSEQUENT
Logic. If a conditional statement is accepted as true then the negative can be inferred as well. Also called modus…
DEPRIVATION DWARFISM
A stunting of physical growth in infancy due to non-organic factors. See failure to thrive.
DESIGN FOR ADJUSTABLE RANGE
Designing equipment for peopel to use that can be adjusted for different people. Compare design for the average- universal design.
DETERMINING TENDENCY
A goal direction that maintains a sequence of behaviours. Also called determing set.