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ICS Part 2 Statistics Online
Chapter 16 Test
Start Chapter
16 Test
ICS Part 2 Statistics Chapter Wise Online
MCQ's Test
MCQ's Test For Chapter 0 "ICS Part 2 Statistics Chapter 16 Online Test"
Try The MCQ's Test For Chapter 0 "ICS Part 2 Statistics Chapter 16 Online Test"
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Total Questions17
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Time Allowed20
ICS Part 2 Statistics Chapter 16 Online Test
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Question # 1
The basic components of a time series are:
Question # 2
ŷ=a+bx, this line will be called least squares line if it makes=Σ(y-a-bx)2
Question # 3
In the measurement of secular trend the moving averages
Question # 4
The sum of deviations=Σ(y-ŷ) =
Question # 5
For a least squares line trend Y = a + bx, the b is the:
Question # 6
For a least squares linear trend Y = a + bX
Question # 7
The elimination or addition of a few more time periods may change its
Question # 8
The graph of time series is called:
Question # 9
In the measurement of secular trend the moving averages:
Question # 10
Methods of semi-averages gives an
Question # 11
The systematic components of time series which follow regular pattern of variations are called:
Question # 12
The equation of the quadratic (parabolic) trend is
Question # 13
A business cycle has
Question # 14
The straight line is fitted to a time series when the movements in the time series are
Question # 15
The additive model of the time series is:
Question # 16
For a least squares linear trend ŷ = a + bx, the Σ(y-ŷ)2 = 0 when
Question # 17
The trend values in freehand curve method are obtained by:
ICS Part 2 Statistics Chapter 16 Online Test MCQ's
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ICS Part II Statistics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | For a least squares linear trend ŷ = a + bx, the Σ(y-ŷ)2 = 0 when |
A. all the y-values lie on the line
B. all the y-values are positive
C. all the y-+values lie above the line
D. none of these
|
| 2 | Methods of semi-averages gives an |
A. accurate result
B. objective result
C. authentic result
D. none of these
|
| 3 | For a least squares linear trend Y = a + bx, the Σ(Y - Y)2 = 0 when: |
A. All the Y-values are positive
B. All the Y-values lie on the line
C. All the Y-values lie above the line
D. None of these
|
| 4 | The elimination or addition of a few more time periods may change its |
A. speed
B. value
C. direction
D. none of these
|
| 5 | In a straight line equation Y = a + bX; a is the: |
A. X - intercept
B. Slope
C. Y- intercept
D. None of them
|
| 6 | For a least squares line trend Y = a + bx, the b is the: |
A. Intercept
B. Slope
C. Variable
D. Trend
|
| 7 | Which one is a rough and crude method for measuring secular trend ? |
A. free hand curve method
B. semi average method
C. moving averages method
D. least square method
|
| 8 | The graph of time series is called: |
A. Histogram
B. Historigram
C. Straight line
D. Ogive
|
| 9 | For a least squares linear trend=ŷ= a + b x, |
A. Σy <Σŷ
B. Σŷ = 0
C. Σy =Σŷ
D. none of these
|
| 10 | The method of least square gives too much weight to extremely large deviations from the |
A. population
B. parameter
C. sample
D. trend
|
Test Questions