
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

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

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

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


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

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


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
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