100. The total number of components in time series are_________.
a) 4
b) 3
c) 2
d) 5
101. Prosperity, Recession and depression in business is example of _________.
a) Seasonal Trend
b) Cyclic Trend
c) Irregular Trend
d) Secular Trend
102. Increase in death rate due to earth quake is
a) Seasonal Trend
b) Cyclic Trend
c) Irregular Trend
d) Secular Trend
103. In moving average method we cannot find trend values of some ______.a) Staring period
b) Ending period
c) Starting and ending period
d) Middle period
104. If the straight line trend is y= 5 + 3x then estimate of y when x is 7 is
a) 8
b) 26
c) 21
d) 15
105. If n = 5 , y = 30 , x
2
= 42 and xy = 28 , straight line trend is_______.
a) y = 6 + 28x
b) y = 6 + 0.67x
c) y = 5 + 0.67x
d) y = 5 + 42x
106. For a given product demand, time series trend line is y = 25.3 + 2.1x, what will be
the forecast of demand for period 7?
a) 27.4
b) 40
c) 25.3
d) 27
107. Three yearly moving averages of 5,6,7,9 are
a) 5,6.3
b) 6,7.3
c) 7,7.3
d) 9,7.3
108. The following are the method to determine trend except ______.
a) Moving Averages
b) Semi Averages
c) Least square
d) Correlation
109. Time series means ________.
a) Data is arrange as per ascending order
b) Data is arrange as per descending order
c) Data is arrange with respect to time
d) Data is arrange as per judgment
110. In trend line y = 2.3+ 1.6x , Y-intercept is _______.
a) 1.6
b) 3.9
c) 2.3
d) 3.68
Answers
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100.B
101.B
102.A
103.
104.B
105.
106.
107.
108.D
109.C
110.B (OR) D
I HOPE IT'S HELP YOU BUT MIDDLE SOME I DON'T KNOW AND 110 SOME CONFUSION SORRY FOR THAT☺☺☺
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1
Answer:
100. The total number of components in time series are_________.
a) 4
b) 3
c) 2
d) 5
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