Imagine that a researcher has conducted a study and found that students exposed to a new method of learning fractions perform better on an end-of-year assessment than students exposed to the old method. Explain why this researcher conducts a null hypothesis test.

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The Answer of Imagine that a researcher has conducted a study and found that students exposed to a new method of learning fractions perform better on an end-of-year assessment than students exposed to the old method. Explain why this researcher conducts a null hypothesis test.

Imagine That a Researcher Has Conducted a Study and Found