Examlex
How does pH affect proteins? Why do proteins have an optimum, minimum, and maximum pH at which they will function?
Directional
Pertaining to a hypothesis or research that specifies the direction of an expected relationship or difference between variables.
Alternative Hypothesis
The hypothesis stating there is a significant difference or effect, tested against the null hypothesis.
T Statistic
A value used in statistical analysis that helps determine if there is a significant difference between the means of two groups.
One-tailed
A statistical test hypothesis that specifies the direction of the expected difference or relationship.
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