Examlex
A researcher wants to investigate the function of a gene without permanently altering the gene's function or activity. Which experimental approach should she choose?
Null Hypothesis
A statement that asserts there is no effect or no difference, typically the default assumption in a statistical test.
Groups
In statistics, groups refer to sets of subjects or data points that are classified together based on certain characteristics.
Null Hypothesis
A proposal in statistics that suggests no observable effect or no association between variables, serving as a premise to be tested against experimental evidence.
Groups
Collections of individuals or items that are studied in research to observe, measure, and analyze certain behaviors or outcomes.
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