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Why do we use DOE?
Skill/Topic: Statistical Process ControlA) The design of experiments may be used to help improve the capability of a process by identifying the process and product variables that affect the mean and the variance of the quality characteristic(s) of the product.
mathan_vel
- Jun 9th, 2010
Design of Experiment (DoE) is a structured, organized method that is used to determine the relationship between the different factors (Xs) affecting a process and the output of that process (Y).
sudhakar2068
- Sep 13th, 2006
The design of experiments may be used to help improve the capability of a process by identifying the process and product variables that affect the mean and the variance of the quality characteristic(s...
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What are p-charts?
Skill/Topic: Statistical Process ControlA) p-Charts are the Control chart used to monitor the proportion of defectives in a process
mathan_vel
- Jun 9th, 2010
The p-chart is a type of control chart used to monitor the proportion of nonconforming units in a sample, where the sample proportion nonconforming is defined as the ratio of the number of nonconforming units to the sample size
grkapadia
- Jan 2nd, 2006
Chart to determine if the rate of non-conforming product is stable and detect when a deviation from stability has occured.
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_______ distribution curve is Bell shaped
Skill/Topic: Statistical Process ControlA) RandomB) NormalC) 100%D) Binomial
Basivi Reddy
- Jan 20th, 2006
Normal
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The Bell-Shaped curved is also an example of a ___________ distribution
Skill/Topic: Statistical Process ControlA) SymmetricB) Asymmetric
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Reduction of scrap increases profitability
Skill/Topic: Statistical Process ControlA) TrueB) False
kurtz182
- Dec 25th, 2009
A) trueScrap is waste. Waste is costly. Reducing scrap increases profitability.
raghu
- Feb 25th, 2006
True
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Upper Specification limit (USL) is also called as _______________
Skill/Topic: Statistical Process ControlA) UCL ( Upper Control Limit)
kurtz182
- Dec 25th, 2009
A) UCL (Upper Control Limit)Upper and lower control limits indicate the threshold at which the process output is considered statistically 'unlikely' and are drawn typically at 3 'standard&...
prabu
- Oct 25th, 2006
Upper tolerance limit (UTL)
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Dock Audit
What is dock audit?
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What is BLACKOUT PHASE in software development lifecycle model?
kurtz182
- Dec 25th, 2009
The maintenance phase is considered to be the blackout phase. Maintenance is the last stage of the software development life cycle. After the product has been released, the maintenance phase kee...
G.D.S.Prasad
- Mar 3rd, 2009
Maintenance phase for a project and UAT for a product can be called as Blackout or Quite Phase in SDLC.
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Variables are those quality characteristics that are classified as either conforming or not conforming to the specifications
Skill/Topic: Statistical Process ControlA) TrueB) FalseExplanation: Variables are those quality characteristics that are measurable like height, weight while Attributes are those quality characteristics that are classified as either conforming or not conforming to the specifications like OK-Not OK, Good- Bad
kurtz182
- Dec 25th, 2009
For our purposes:A variable refers to something that can take on different values and can be measured. An attribute refers to a characteristic or property of something.EXAMPLE: If you are ...
marutalksin
- Feb 26th, 2007
Variables are those quality characteristics that are classified as either conforming or not conforming to the specifications TRUE
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For any linear function X = X1 ± X2 ± X3±......... ±Xk, the Tolerance T = T1 + T2 + T3 +....... + Tk . This is an example of ______ Relationship
Skill/Topic: Statistical Process ControlA) Additive relationshipExplanation: This is called an additive relationship. The design engineer can allocate tolerances T1,…,Tk among the k components, for a given (specified) T, using this additive relationship.
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Central Limit Theorem is true only for _____ values of k.
Skill/Topic: Statistical Process ControlA) SmallB) LargeC) Equal
kurtz182
- Dec 25th, 2009
B) LargeThe distribution of an average tends to be Normal, even when the distribution from which the average is computed is decidedly non-Normal. This theorem becomes more apparent as sample size increases.
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There are different variables that affect the output variable
Skill/Topic: Statistical Process ControlA) TrueB) False
p k varma
- Nov 19th, 2009
True, controllable inputs, dicrete noise variable, continuous noise variable.
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What are Noice Variables?
Skill/Topic: Statistical Process ControlA) Noise variable factors either cannot be controlled or are difficult and or expensive to control during the design or actual production stage.
kannan.v.m
- Jul 3rd, 2012
Noise Factors are factors which cannt be eliminated . Its better to minimize the effect of noise factors bcoz trying to eliminate it is a complete waste as it will take more time and more cost.
mathan_vel
- Jun 9th, 2010
Noise variable factors either cannot be controlled or are difficult and or expensive to control during the design or actual production stage.
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Machine vibration is an example of _______ cause
Skill/Topic: Statistical Process ControlA) Common
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Temperature fluctuation is an example of Assignable cause
Skill/Topic: Statistical Process ControlA) TrueB) FalseExplanation: Temperature fluctuation are inherent in the system and hence is a common cause.
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Frequency Distributions can be used to examine SPC data
Skill/Topic: Statistical Process ControlA) TrueB) False
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The ________ distribution is oftenused as a model for the number of defects in a manufactured item.
Skill/Topic: Statistical Process ControlA) RandomB) AcceptanceC) 100%D) Binomial
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What is the expansion for ASQC
Skill/Topic: Statistical Process ControlA) American Socitey for Quality Control
ameena
- Aug 11th, 2016
American Society for Quality Control
sudhakar2068
- Sep 13th, 2006
ASQC:American Society for Quality control, the primary trade organization for quality improvement. sudhakar kolla.If you have doubts can ask me.My Email:kollasudhakar2005@yahoo.co.in.My Number:09819859346.
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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
ameena
- Aug 11th, 2016
A) True
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Difference between Six Sigma and CMMI
What is the difference between Six Sigma and CMMI and how both interlate/differ to each other (in which respects and levels)
kurtz182
- Dec 20th, 2009
Both Six Sigma and Capability Maturity Model Integration (CMMI) are process improvement methodologies designed to add value to organizations. The Six Sigma approach was not originally designed w...
sjaladurgam
- Jun 15th, 2008
Six Sigma :Is an overall enterprise improvement methodology that uses data to monitor, control, and improve operational performance by eliminating and preventing ‘defects' in products and as...
Quality Control Interview Questions
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