What is the difference between a one-tailed and a two-tailed test of significance? - 31079

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The difference between a two-tailed and one-tailed test is that, a two-tailed test finds for any alteration in the parameter and one-tailed test finds for a decrease or an increase in the parameter. A two-tailed testing is for the possibility of the relationship in both directions. Two-tailed hypothesis-testing is a procedure for directional h

difference betwn one tailed test and two tailed test.docx
difference betw...