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.
This type of experiment is very common in environmental science when scientists collect information about an ecosystem or the environment. Manipulative experiments: Other experiments are manipulative experiments, in which a scientist controls some conditions and changes other conditions to test the hypothesis.