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- Observation
- the process of obtaining information using the senses; the information obtained by using the senses
- Hypothesis
- a testable idea or explanation that leads to scientific investigation
- Prediction
- a statement made in advance that expresses the results that will be obtained from testing a hypothesis if the hypothesis is supported; the expected outcome if a hypothesis is accurate
- Experiment
- a procedure that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory, or general truth.
- Variable
- a factor that changes in an experiment in order to test a hypothesis
- Experimental Group
- in an experiment, a group that is identical to a control group except for one factor and that is compared with the control group
- Control Group
- in an experiment, a group that serves as a standard of comparison with another group to which the control group is identical except for one factor
- Data
- any pieces of information acquired through observation or experimentation
- Correlation
- the linear dependence between two variables
- Statistics
- the collection and classification of data that are in the form of numbers
- Mean
- the number obtained by adding up the data for a given characteristic and dividing this sum by the number of individuals
- Distribution
- the relative arrangement of the members of a statistical population; usually shown in a graph
- Probability
- the likelihood that a possible future event will occur in any given instance of the event; the mathematical ratio of the number of times one outcome of any event is likely to occur to the number of possible outcomes of the event
- Sample
- the group of individuals or events selected to represent a statistical population
- Risk
- the probability of an unwanted outcome
- Models
- a pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept
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