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02-09-2015
Biology

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Discuss four ways a scientist can reduce bias scientific investigation

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gabby5792 gabby5792

02-09-2015

By doing a blind test.

Say you're test tasting Cheetos and you must pick the best one out of three.

Close your eyes ... and taste so you wont know which one is which .

You may, during the test, pick the most or least expensive brand.

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