Related InterviewSolutions

• State the independent variable of time series,(a) yt(b) St(c) t(d) xt
• What is a Historigram? /Name the graph of time series.
• Which variation is shown in ‘decrease in the production of a company’ due to strike ?(a) Random(b) Trend(c) Seasonal(d) Cyclical
• How do you show the additive model of the time series ?(a) yt = Tt + St + Ct – Rt(b) yt = Tt + St + Ct + Rt(c) yt = Tt × St + Ct × Rt(d) yt = St + Ct + Rt
• Explain the method of fitting a linear equation to the given data using the method of least squares.
• Write a short note on seasonal component.
• State the merits and limitations of the method of least squares.
• Discuss the limitations of the method of moving average.
• Describe the method of moving average to find trend.
• When is the method of moving average more useful to find trend?