
Acceptable Tolerance Limit
What is the maximum Acceptable Tolerance Limit for any product?

Improving the Control of variation ___________ the probability that the product or service will conform to specifications
Skill/Topic: Statistical Process ControlA) decreasesB) equalsC) improvesD) eliminatesExplanation: More the control on variations, more is the probability of the product or service meeting the specifications and standards

QC tools are also called as _______ tools
Skill/Topic: Statistical Process ControlA) Problem SolvingB) Problem IdentificationC) Problem CreationD) None of the above


Statistical Process Control (SPC) is a means of improving processes by reducing _________
Skill/Topic: Statistical Process ControlA) DefectsB) VariabilityC) ProductionD) wastagesExplanation: SPC is the application of statistical techniques to reduce and infact eliminate variations in the processes

In the case of a normal distribution, there is no finite range that contains 100% of the values, hence, the range containing ______ of the values is taken as the benchmark.
Skill/Topic: Statistical Process ControlA) 99.73%B) 99.99%C) 99.10%D) 99.78%


Quality assurance
What is the difference between Quality Assurance, Quality Control and Audit Function.

When do we use a cchart?
Skill/Topic: Statistical Process ControlA) It is used to monitor the number of defects per unit


What is the expansion for ASQC
Skill/Topic: Statistical Process ControlA) American Socitey for Quality Control

X bar Control Chart is based on the Mean of the samples
Skill/Topic: Statistical Process ControlA) TrueB) FalseExplanation: X bar means Average or Mean of the samples

What is a Range in the Control Chart ?
Skill/Topic: Statistical Process ControlA) Range is the difference between the Highest observation in the Sample to the Lowest obervation in the sample


A stable process still has a ________________
Skill/Topic: Statistical Process ControlA) VariationExplanation: Even though the process may be stable, it will still have variation. This variation could be due to Common causes.

DOE does not improve the Process yields
Skill/Topic: Statistical Process ControlA) TrueB) FalseExplanation: Apart from improving the capability of a process, DOE also increases the process yields

Quality means Conformance to requirements
Skill/Topic: Statistical Process ControlA) TrueB) FalseExplanation: Quality means conformance to the customer’s requirements and to the Standards

Mean Chart is also called as
Skill/Topic: Statistical Process ControlA) p ChartB) X Bar ChartC) C ChartD) R Chart

What is an USL in a Control Chart ?
Skill/Topic: Statistical Process ControlA) USL (upper Specification Limit) is the highest level considered to be acceptable

Quality Control Interview Questions
Ans