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A school-aged child is dissecting a grasshopper as part of her biology class. As she breaks the exoskeleton, the grasshopper's circulatory fluid leaks out. This fluid would be referred to as:
Registered Democrats
Individuals who have officially recorded their preference or affiliation with the Democratic Party, typically in the context of the United States.
Registered Republicans
Individuals who are officially registered to vote as members of the Republican Party in the United States.
Two-tail Test
A statistical hypothesis test in which the area of interest is on both sides of the distribution, allowing for testing of both extreme high and low results.
Population Means
The average value of a particular characteristic for an entire population.
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