Time Series Analysis Exams Questions and Answers | Time Series Analysis MCQs Quiz

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Questions
1 The best fitting trend is one which the sum of squares of residuals is:
A Negative
B Least
C Zero
D Maximum

Answer:Least
2 In fitting of a straight line, the value of slope remains unchanged by change of:
A Scale
B Origin
C Both origin and scale
D None of them

Answer:Origin
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3 Depression in business is:
A Secular trend
B Cyclical
C Seasonal
D Irregular

Answer:Cyclical
4 Semi-averages method is used for measurement of trend when:
A Trend is linear
B Observed data contains yearly values
C The given time series contains odd number of values
D None of them

Answer:Trend is linear
5 Moving-averages:
A Give the trend in a straight line
B Measure the seasonal variations
C Smooth-out the time series
D None of them

Answer:Smooth-out the time series
6 The rise and fall of a time series over periods longer than one year is called:
A Secular trend
B Seasonal movements
C Cyclical variations
D Irregular variations

Answer:Cyclical variations
7 A time series has:
A Two components
B Three components
C Four components
D Five components

Answer:Four components
8 The multiplicative time series model is:
A Y = T + S + C + I
B Y = TSCI
C Y = a + bX
D Y = a + bX + cX2

Answer:Y = TSCI
9 The additive model of the time series is:
A Y = T + S + C + I
B Y = TSCI
C Y = a + bX
D Y = a + bX + cX2

Answer:Y = T + S + C + I
10 The difference between the actual value of the time series and the forecasted value is called:
A Residual
B Sum of variation
C Sum of squares of residual
D All of the above

Answer:Residual

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