Best MCQs Quality Control 1

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The post is about MCQs Quality Control. There are 20 multiple-choice questions from control charts, process control, basics of statistical quality control, control limits, R charts, P Charts, and C charts. Let us start with the MCQs Quality Control Quiz.

MCQs about Statistical Quality Control

1. The chart is applicable when the quality of the product is a discrete  variable

 
 
 
 

2. Statistical quality control methods are extensively used in the industrial production process because of

 
 
 
 

3. Chance or random variation in the manufactured product is:

 
 
 
 

4. The chart is used to deal with the characteristics that are not possible to measure but can be observed as absent or present in the product

 
 
 
 

5. Which chart type will be used to plot the number of defectives in the output of any process?

 
 
 
 

6. For a normal population, the probability of any point falling outside the 3-$\sigma$ control line is

 
 
 
 

7. The faults due to assignable causes:

 
 
 
 

8. The central tendency of a process is observed through

 
 
 
 

9. Variation due to assignable causes in the product occurs due to:

 
 
 
 

10. The control limits for $\overline{X}$-chart is

 
 
 
 

11. The process capability is calculated as

 
 
 
 

12. The control limits for C-chart is

 
 
 
 

13. The control limits for the R-chart is

 
 
 
 

14. To control the quality of a specific resistance of a wire, one can use

 
 
 
 

15. Variations in the items produced in a factory may be due to

 
 
 
 

16. The control limits for the P-chart is

 
 
 
 

17. Control charts in statistical quality control are meant for

 
 
 
 

18. The natural variability of a process is measured by

 
 
 
 

19. Process control is carried out

 
 
 
 

20. Control charts consist of

 
 
 
 


MCQs Quality Control

MCQs Quality Control
  • Variations in the items produced in a factory may be due to
  • Chance or random variation in the manufactured product is:
  • Variation due to assignable causes in the product occurs due to:
  • The faults due to assignable causes:
  • Control charts in statistical quality control are meant for
  • Control charts consist of
  • The chart is used to deal with the characteristics that are not possible to measure but can be observed as absent or present in the product
  • To control the quality of a specific resistance of a wire, one can use
  • The chart is applicable when the quality of the product is a discrete  variable
  • The control limits for $\overline{X}$-chart is
  • The control limits for the R-chart is
  • The control limits for the P-chart is
  • Statistical quality control methods are extensively used in the industrial production process because of
  • For a normal population, the probability of any point falling outside the 3-$\sigma$ control line is
  • The control limits for C-chart is
  • The natural variability of a process is measured by
  • Which chart type will be used to plot the number of defectives in the output of any process?
  • Process control is carried out
  • The central tendency of a process is observed through
  • The process capability is calculated as
MCQs Quality Control Statistics Quiz

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Best MCQs Time Series Analysis Quiz 4

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The post is about the Time Series Analysis Quiz. There are 20 multiple-choice questions related to moving averages, components of time series, Time series analysis, Arima model, and moving average model. Let us start the Time Series Analysis Quiz.

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Time Series Analysis Quiz

Time Series Analysis Quiz
  • The moving averages in a time series are free from the influence of:
  • Seasonal variation means the variation occurring within:
  • The time series analysis helps to
  • The moving average method suffers from:
  • The secular trend is indicative of long-term variation towards:
  • Link relatives in a time series remove the influence of
  • Residual methods for measuring cycles in a time series consist of:
  • The component of a time series that is attached to short-term variation is:
  • The general decline in sales of a product is attached to the component of the time series:
  • The linear trend of a time series indicates towards:
  • The component of a time series attached to long-term variations is termed as:
  • Time series analysis helps to:
  • Irregular variations in a time series are caused by:
  • The best method for finding out seasonal variation is:
  • The forecasts on the basis of a time series are:
  • What does seasonality in data refer to?
  • Which of the following is a key step in the ARIMA modeling process?
  • In an ARIMA model, what does the “MA” part of the acronym ARIMA represent?
  • Which of the following is a key limitation of the Moving Average (MA) model?
  • In a Moving Average (MA) model, what does the “order q” represent?
Time Series Analysis Quiz

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Important Time Series MCQs Test 3

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The post is about Time Series MCQs Quiz. There are 20 multiple-choice questions related to components of time series, additive model for time series, multiplicative models for time series, moving average models, autoregressive models, and mathematical methods for measuring the trend. Let us start with Time Series MCQS.

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Online Time Series MCQs

Time Series MCQs Quiz with answers
  • Additive model for time series Y = . . .
  • The most commonly used mathematical method for measuring the trend is
  • A rise in prices before Eid is an example of
  • Prosperity, Recession, and depression in a business is an example of
  • In the moving average method, we cannot find the trend values of some
  • Seasonal variations are
  • A fire in a factory delaying production for some weeks is
  • The multiplicative model for time series is Y = . . .
  • In the theory of time series, a shortage of certain consumer goods before the annual budget is due to
  • A set of observations recorded at an equal interval of time is called
  • The best-fitted trend line is one for which the sum of squares of residuals or errors is
  • The graph of time series is called
  • In the measurement of the secular trend, the moving averages:
  • The following are the movement(s) in the secular trend
  • Time series data have a total number of components?
  • What is the primary purpose of the inverse transformation in time-series analysis?
  • What does the term “AutoRegression” mean in the context of time series modeling?
  • In an AutoRegression (AR) model with an order of 2 (AR(2)), how many of the most recent lagged values are considered predictors for the current value?
  • In a Moving Average (MA) model with an order of 3 (MA(3)), how many of the most recent lagged values are used to calculate the forecast for the current time step?
  • What is the primary purpose of the Moving Average (MA) model in time series analysis?
Statistics Time Series MCQs Quiz

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Important MCQs Time Series Quiz 2

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The post is about MCQs Time Series Quiz. There are 20 multiple-choice questions related to components of a time series, multiplicative model of a time series, trend equation, simple average method, and moving average analysis. Let us start with the MCQS Times Series Quiz.

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MCQs Time Series Quiz

Online MCQs Time Series Quiz
  • Irregular variations in a time series are caused by
  • An additive model of a time series with the components $T, S, C$, and $I$ is
  • I multiplicative model of a time series with components $T, S, C,$ and $I$ is
  • A method full of subjectivity to find out the trend line is
  • If the origin in a trend equation is shifted forward by 3 years, $X$ in the equation $Y=a+bx$ will be replaced by:
  • If the origin in the trend equation $Y=a+bx$ is shifted backward by 2 years, the variable $X$ in the trend equation will be replaced by
  • If the trend line with 1995 as the origin is $Y = 20.6 + 1.68 X$, the trend line with origin 1991 is
  • The equation $Y= \alpha \beta^x$ represents
  • The simple average method is used to calculate
  • Irregular variations are
  • A simple average method for finding out seasonal indices is good when
  • The moving average in a time series is free from the influences of:
  • Value of $b$ in the trend line $Y=a+bX$ is
  • A time series consists of
  • For the given five values 15, 24, 18, 33, 42, the three years moving averages are:
  • What is the primary purpose of a seasonal decomposition plot in time series analysis?
  • In time series analysis, what type of plot is commonly used to visualize the autocorrelation of a time series?
  • In time series feature engineering, what is a lag feature?
  • In time series analysis, what is the purpose of scaling features?
  • What is a common approach to handling missing data in time-series analysis?
MCQs Time Series Quiz

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