Exam_4__Formulas

Exam_4__Formulas - n (sample size) A 2 D 3 D 4 2 1.880...

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QBA 2305 - Formulas – Exam 4 Chapter 17 Chi-Square Test Statistic: - = Χ E E O 2 2 ) ( Expected Frequency Calculation for a “Contingency Table” Analysis Expected Cell frequency = GrandTotal Total) (Column Total) (Row × Degrees of freedom for a “Contingency Table Analysis”: (Rows – 1)×(Columns -1) Chapter 19 Process Control Limits Control limits for the mean: ) R (A X 2 × ± Control limits for the range: ) R D , R (D 4 3 × × Factors used in formulas above for computing control limits for the mean and range

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Unformatted text preview: n (sample size) A 2 D 3 D 4 2 1.880 3.267 3 1.023 2.575 4 0.729 2.282 5 0.577 2.115 6 0.483 2.004 Control limits for p: n ) p (1 p 3 p- , where size) Sample samples of (Number defectives of # total p = Acceptance Sampling Excel Binomial Probability Calculator: =BINOMDIST(acceptance #, sample size, actual defective rate, TRUE)...
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Exam_4__Formulas - n (sample size) A 2 D 3 D 4 2 1.880...

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