Time Series Analysis Questions and Answers

Questions

1 The long term trend of a time series graph appears to be:

A Straight-line

B Upward

C Downward

D Parabolic curve or third degree curve

View Answer

Answer:Parabolic curve or third degree curve

2 Indicate which of the following an example of seasonal variations is:

A Death rate decreased due to advance in science

B The sale of air condition increases during summer

C Recovery in business

D Sudden causes by wars

View Answer

Answer:The sale of air condition increases during summer

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3 The most commonly used mathematical method for measuring the trend is:

A Moving average method

B Semi average method

C Method of least squares

D None of them

View Answer

Answer:Method of least squares

4 A trend is the better fitted trend for which the sum of squares of residuals is:

A Maximum

B Minimum

C Positive

D Negative

View Answer

Answer:Minimum

5 Decomposition of time series is called:

A Historigram

B Analysis of time series

C Histogram

D Detrending

View Answer

Answer:Analysis of time series

6 The fire in a factory is an example of:

A Secular trend

B Seasonal movements

C Cyclical variations

D Irregular variations

View Answer

Answer:Irregular variations

7 Increased demand of admission in the subject of computer in Pakistan is:

A Secular trend

B Cyclical trend

C Seasonal trend

D Irregular trend

View Answer

Answer:Secular trend

8 Damages due to floods, droughts, strikes fires and political disturbances are:

A Trend

B Seasonal

C Cyclical

D Irregular

View Answer

Answer:Irregular

9 The general pattern of increase or decrease in economics or social phenomena is shown by:

A Seasonal trend

B Cyclical trend

C Secular trend

D Irregular trend

View Answer

Answer:Secular trend

10 In moving average method, we cannot find the trend values of some:

A Middle periods

B End periods

C Starting periods

D Between extreme periods

View Answer

Answer:Between extreme periods

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