Chapter 6 Hypothesis Testing
Z = -2.12 5.Decision Rule The alternative hypothesis is H A: μ ≠ 30 Hence we reject H 0 if Z > Z 1-0.025 = Z 0.975 or Z< - Z 1-0.025 = - Z 0.975 Z 0.975 =1.96(from table D) Text Book : Basic Concepts and Methodology for the Health Sciences 18
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