5.Skills of assumptions is to figure out the answers in advance before the test by means of observation, knowledge, experience ever. As the basis answers to think ahead, which is still unknown, yet not the principle, rule or theory. The hypothesis.Often mentioned in text. To tell the relationship between independent variable and dependent variable, the สมมติฐานที่ตั้ง, might is right or wrong, which will know later. Experiment to find the answer to support or oppose the hypothesis.
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