tailieunhanh - Engineering Statistics Handbook Episode 9 Part 6

Tham khảo tài liệu 'engineering statistics handbook episode 9 part 6', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 7. Product and Process Comparisons ENGINEERING STATISTICS HANDBOOK HOME tools AIDS search back next 7. Product and Process Comparisons This chapter presents the background and specific analysis techniques needed to compare the performance of one or more processes against known standards or one another. 1. Introduction 2. Comparisons One Process 1. Scope 2. Assumptions 3. Statistical Tests 1. Comparing to a Distribution 2. Comparing to a Nominal Mean 4. Confidence Intervals 3. Comparing to Nominal 5. Equivalence of Tests and Intervals 6. Outliers Variability 4. Fraction Defective 7. Trends 5. Defect Density 6. Location of Population Values 3. Comparisons Two Processes 1. Means Normal Data 4. Comparisons Three Processes 2. Variability Normal Data 3. Fraction Defective 1. Comparing Populations 2. Comparing Variances 4. Failure Rates 3. Comparing Means 5. Means General Case 4. Variance Components 5. Comparing Categorical Datasets 6. Comparing Fraction Defectives 7. Multiple Comparisons http div898 handbook prc 1 of 2 5 1 2006 10 38 24 AM 7. Product and Process Comparisons Detailed table of contents References for Chapter 7 NIST SEMATECH HOME TOOLS AIDS SEARCH BACK NEXT http div898 handbook prc 2 of 2 5 1 2006 10 38 24 AM 7. Product and Process Comparisons 5. Does the defect density meet requirements . 6. What intervals contain a fixed percentage of the population values . 1. Approximate intervals that contain most of the population values . 2. Percentiles . 3. Tolerance intervals for a normal distribution . 4. Two-sided tolerance intervals using EXCEL . 5. Tolerance intervals based on the largest and smallest observations . 3. Comparisons based on data from two processes . Í. Do two processes have the same mean . Í. Analysis of paired observations . 2. Confidence intervals for differences between means . 2. Do two processes have the same standard .