2 : material used to enclose or contain something â¦ the flashy packaging popularized by mass merchants. â Jan Stafford; also : a covering wrapper or container : 1package 3 the manufacture of food packagings.
experimental condition. n (Statistics) one of the distinct states of affairs or values of the independent variable for which the dependent variable is measured in order to carry out statistical tests or calculations, (Also called) condition.
An experiment is a study that imposes a treatment (or control) to the subjects (participants), controls their environment (for example, restricting their diets, giving them certain dosage levels of a drug or placebo, or asking them to stay awake for a prescribed period of time), and records the responses.