推荐回答（2个）
请参见图片说明。
只是汇总啊，具体的还是要研究正文才是，偶还没空看咧。
MSA Fourth Edition Gap Analysis
Page # What Has Changed?
Very small changes are not included on this list. Ex: "Introduction" title removed but info is still the same
10 - 11 Calibration System Defined (NEW ADD)
19 Note and risk added for LSL and USL graph
21 Expanded definition on Cp (2nd sentence on page)
Old 32 "Documentation Deliverables" title removed
35 There is a paragraph indent error on the new edition - middle of the page beginning " Whatever results are achieved …", should be a new paragraph by itself
47 2nd paragraph beginning changed from "The best" to "A good". 2nd paragraph has also been altered.
48 Last Paragraph has been altered
63 The first paragraph has removed the reference to QS-9000 IS/IEC TS16949
73 Added "( c ) Customer Requirements." to the list
77 """Assembly or Fixture Error"" section added
Reference to chapter 1 added to ""Width Error"" explanation"
78 - 79 "Width error rule of thumb has been replaced with a guideline table
""Width Error"" explanation and definition has received extensive revision"
79 "Comments on the Application and Gage Acceptability" section added
81 "Chapter III title has been changed
Slight change to last billet point"
87 """Conducting the Study"" explanation has been revised/expanded
""Analysis of Results"" has an added formula"
88 Formulas and calculation information added
91 Graph added and explanation revised/improved
92 "Conducting the Study" billet 2) added
93 "Billet 3) and 4) are new additions
Billet 8) formula and definition added"
97 Billet 7) formula and definition added
101 Indent note has been added to aid in definition/understanding, "The ANOVA approach can identify appraiser … program."
103 "Average and Range Method" Definition has been revised
111 "Wiskers Chart" has been changed - 3 smaller charts changed to one larger chart
120 - 121 Definition/explanation 1) through 4) have been added
121 "Using Historical Variation Information" title added and the definition has been revised
122 "Using a Pp (or Ppk) Target Value" has been added - definition and formula added
122 "Using the Tolerance (Specification Range)" has been added - definition and formula added
122 "Indices" has been added - definition and formula added
123 Revised/Extended definition and formulas
132 "Top graph labels have more information on the LSL and USL
1st paragraph has revised/expanded definition
Last paragraph has revised/expanded definition"
133 "Hypothesis Test Analyses - Cross-Tab Method" definition is revised/expanded
135 Information is all new/added
136 Paragraph on page is revised/reworded
140 "1st paragraph has been revised/expanded
""Sample Size"" section has been added (NEW)"
141 "Sample Size" new add section continued on this page
143 "Signal Detection Approach" section has been extensively revised - revised definition, steps and guidelines - entire section has been revised/expanded
144 "Signal Detection Approach" section revision continued this page
148 Formula added middle of the page right before "To determine if the …calculate:"
151 Chapter IV title changed to "Other Measurement Concepts and Practices" from "Practices for Complex Measurement Systems"
153 """Destructive Measurement System"" section added (NEW)
""Systems Where the Part Changes on Use/Test"" section added (NEW)
Table B has been removed (from old book)"
"Chapter V" title has been removed - The rest of the titles have been changed to sections under "Chapter IV"
169 2nd paragraph - Some reference information has been removed
179 Numbers for example have been changed from 5.15 to 6
180 - 181 Graph labels have been changed from "Low Limit" and "High Limit" to "LSL" and "USL"
187 Item number 15) has been revised to add "where g = number of parts"
196 5.15 has been replaced with 6 throughout the page
198 Table A 5 - sentence before table has been added
213 "Bayes' Theorem" definition has been added
215 "Inter-rater agreement" definition has been added
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