Environmental Science Ch. 2 Vocabulary

The collection and classification of data that are in the form of numbers.

The representations of objects or systems.

A procedure designed to test a hypothesis under controlled conditions.

A conceptual model that provides a systematic process for making decisions.

The relative arrangement of the members of a statistical population.

The principles or standards we consider important.

The group that receives the experimental treatment.

The group of individuals or events selected to represent the population.

The chances that something will happen.

The factor of interest.

A testable explanation for an observation.

The reliable association between two or more events.

A piece of information we gather using our five senses.

A logical statement about what will happen if the hypothesis is correct.

The probability of an unwanted outcome.

The group that does not receive the experimental treatment.

# obtained adding up the data for given characteristic & dividing sum by the # of individuals.

Method consists of series of steps that scientist worldwide use to identify answers to question

Information scientists gather during and experiment.

A verbal or graphical explanation for how a system works or is originated.