2753 Trend Lines & Forecasting (No Seasonality)

9 Questions | Total Attempts: 125

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Forecasting Quizzes & Trivia

Questions and Answers
  • 1. 
    Using the data set above (TS7E8), write the equation for the trend line. (2 decimal places,no spaces) If the data is not suited to a trend line type 'none'
  • 2. 
    From the time series plot above, should you apply a trend line to the raw data?
    • A. 

      Yes, it appears to have random variation only.

    • B. 

      No, it appears to have seasonal variation that need to be deseasonalised

    • C. 

      No, it appears to have cyclic variation that needs to be randomised

    • D. 

      Yes, it appears to have cyclic variation

  • 3. 
    From the time series plot above, should you apply a trend line to the raw data?
    • A. 

      Yes, it appears to have random variation only.

    • B. 

      No, it appears to have seasonal variation that needs to be deseasonalised

    • C. 

      No, it appears to have cyclic variation that needs to be randomised

    • D. 

      Yes, it appears to have cyclic variation

  • 4. 
    From the time series plot above, should you apply a trend line to the raw data?
    • A. 

      Yes, it appears to have random variation only.

    • B. 

      No, it appears to have seasonal variation that needs to be deseasonalised

    • C. 

      No, it appears to have cyclic variation

    • D. 

      Yes, it appears to have cyclic variation

  • 5. 
    From the time series plot above, should you apply a trend line to the raw data?
    • A. 

      Yes, it appears to have random variation only.

    • B. 

      No, it appears to have seasonal variation that needs to be deseasonalised

    • C. 

      No, it appears to have cyclic variation

    • D. 

      Yes, it appears to have cyclic variation

  • 6. 
    From the time series plot above, should you apply a trend line to the raw data?
    • A. 

      Yes, it appears to have random variation only.

    • B. 

      No, it appears to have seasonal variation that needs to be deseasonalised

    • C. 

      No, it appears to have cyclic variation

    • D. 

      Yes, it appears to have cyclic variation

  • 7. 
    From the time series plot above, should you apply a trend line to the raw data?
    • A. 

      Yes, it appears to have random variation only.

    • B. 

      No, it appears to have seasonal variation that needs to be deseasonalised

    • C. 

      No, it appears to have cyclic variation

    • D. 

      Yes, it appears to have cyclic variation

  • 8.