Examlex
Which phylum of vascular, seed-bearing plants includes pines, spruces, and firs?
Objectively Observe
The process of gathering information or data through observation in a way that is not influenced by personal feelings or opinions.
Causal
Relating to cause and effect; implying or concerned with the relationship between causes and their outcomes.
Control Variable
In research, a variable that is held constant to test the relative impact of an independent variable on a dependent variable.
Association
A connection or relationship between two or more variables, where changes in one variable correspond to changes in another.
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