Examlex
While walking through the woods,you collect two different fungi from a frog.Upon returning to your lab,you try to culture the fungi.One of the organisms can grow on artificial medium;the other cannot.What can you determine from this result?
Null Hypothesis
The assumption that there is no significant difference or effect, serving as the default position to test against an alternative hypothesis.
Test Statistic
A value calculated from sample data during hypothesis testing. It's used to determine the probability of observing the sample results under the null hypothesis.
Completely Randomized Design
An experimental design in which subjects are randomly assigned to treatments, ensuring that each treatment group is statistically equivalent.
Degrees of Freedom
The number of independent values or quantities which can be assigned to a statistical distribution, minus the number of independent constraints.
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