STATISTICAL QUALITY CONTROL Flashcards
The MONITORING OF QUALITY by application of statistical methods in all stages of production.
STATISTICAL QUALITY CONTROL
refers to CHARACTERISTICS OF A PRODUCT from both a qualitative and quantitative point of view.
It refers to the QUALITY OF THE PROCESS as well as the PRODUCT ITSELF.
QUALITY
implies a PROCEDURE by which DECISIONS MAY BE MADE regarding whether production is proceeding according to plan and meeting established standards.
CONTROL
a COLLECTION OF DATA AND NUMBERS, and with the use of mathematics, can ANALYZE AND INTERPRET these DATA for the purpose of making meaningful decisions.
STATISTICS
a field of study concerned with:
1. The collection, organization and summarization of data.
2. The drawing of references about a body of data when only a part of the data is observed.
STATISTICS
Statistical methods involves
LONG PERIOD OF TIME
________ are so COMPLICATED that they cannot be understood or performed by ordinary production and inspection employees
METHODS
_______ monitoring by the production operator is conducted during a production run with MINIMUM SUPERVISION.
IN-PROCESS
_______ are USEFUL only when one is aware that A PROBLEM NEEDS CORRECTION.
TECHNIQUES
The use of _______ is stated in the standard operating procedures (SOP) as a MANDATORY ROUTINE TECHNIQUES as a visual tool that the process is in control.
SQC
The use of SQC is stated in the ___________________ as a mandatory routine techniques as a VISUAL TOOL that the PROCESS IS IN CONTROL.
STANDARD OPERATING PROCEDURES (SOP)
The effective use of the techniques of SQC is applicable only to how many department
ONE
how many basic Quality Control Charts are based on the MEASURABILITY OF THE QUALITY characteristics.
2
This is a chart which makes use of DISCRETE DATA classifying the number of items conforming and the number of items failing TO CONFORM TO ANY SPECIFIED REQUIREMENTS.
ATTRIBUTE CHART (P-chart / Fraction Defective Chart)
This a chart using actual records of NUMERICAL MEASUREMENTS on a full continuous scale such as meter, grams, or liter.
VARIABLE CHART (R-chart & 8)
Involves the AIM or OBJECTOF THE EXPERIMENT.
PLAN OF DESIGN OF THE EXPERIMENT
may be defined as the PROCESS OF REMOVING an appropriate no. of items from a bulk in order to make inferences (logical conclusions) to the entire bulk.
SAMPLING
The _________ must be EMPOWERED to sample at any point or stage of manufacturing and packaging operations.
QUALITY CONTROL INSPECTOR