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ViewsQuality Assurance Terms Glossary/ZFrom Elsmar Cove Quality Assurance and Business Standards WikiZz Score - The observed value of the z statistic z Statistic - A test statistic whose distribution under the null hypothesis has expected value zero and can be approximated well by the normal curve. Usually, z statistics are constructed by standardizing some other statistic. z Test - A hypothesis test based on approximating the probability histogram of the z statistic under the null hypothesis by the normal curve. Zero Acceptance Sampling - aka C=0 Zero Defects - The quality concept of zero tolerance for defects. |
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