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Question
Choose the correct alternative:
The following trend line equation was developed for annual sales from 1984 to 1990 with 1984 as base or zero year.
Y = 500 + 60X (in 1000 ₹). The estimated sales for 1984 (in 1000 ₹) is
Options
500
560
1,040
1,100
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Solution
500
RELATED QUESTIONS
Use the method of least squares to fit a trend line to the data in Problem 1 above. Also, obtain the trend value for the year 1975.
Choose the correct alternative :
Which of the following can’t be a component of a time series?
Moving averages are useful in identifying ______.
An overall upward or downward pattern in an annual time series would be contained in which component of the times series?
Choose the correct alternative :
The following trend line equation was developed for annual sales from 1984 to 1990 with 1984 as base or zero year. Y = 500 + 60X (in 1000 Rs). The estimated sales for 1984 (in 1000 Rs) is:
Fill in the blank :
_______ component of time series is indicated by a smooth line.
Fill in the blank :
_______ component of time series is indicated by up and down movements without any pattern.
State whether the following is True or False :
The secular trend component of time series represents irregular variations.
Cyclical variation can occur several times in a year.
Irregular variation is not a random component of time series.
Which of the following can’t be a component of a time series?
Which component of time series refers to erratic time series movements that follow no recognizable or regular pattern?
______ components of time series is indicated by a smooth line
______ component of time series is indicated by periodic variation year after year.
State whether the following statement is True or False:
Seasonal variation can be observed over several years
Cyclical variation can occur several times in a year.
