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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 secular trend is measured by the method of semi-averages when
Question # 2
For a least squares linear trend=ŷ = a + bx, b is the
Question # 3
For a least squares linear trend ŷ = a + bx, the Σ(y-ŷ)2 = 0 when
Question # 4
In the measurement of secular trend the moving averages:
Question # 5
ŷ=a+bx, this line will be called least squares line if it makes=Σ(y-a-bx)2
Question # 6
For a least squares linear trend=ŷ= a + b x,
Question # 7
The systematic components of time series which follow regular pattern of variations are called:
Question # 8
The sum of deviations=Σ(y-ŷ) =
Question # 9
The elimination or addition of a few more time periods may change its
Question # 10
The graph of a time series is called
Question # 11
The method of least square gives too much weight to extremely large deviations from the
Question # 12
The least squares estimates are unbiased estimates of the
Question # 13
The additive model of the time series is:
Question # 14
The unsystematic sequence which follows irregular pattern of variations is called:
Question # 15
The rise and fall of a time series periods longer than one- year is called.
Question # 16
For a least squares linear trend Y = a + bx, the Σ(Y - Y)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 | The additive model of the time series is: |
A. Y = T + S + C + I
B. TSCI
C. Y = a + bX
D. Y = a + bX + cX2
|
| 2 | The rise and fall of a time series periods longer than one- year is called. |
A. Secular trend
B. Seasonal variation
C. Cyclical variation
D. Irregular variation
|
| 3 | For a least squares linear trend=ŷ= a + b x, |
A. Σy <Σŷ
B. Σŷ = 0
C. Σy =Σŷ
D. none of these
|
| 4 | The equation of the quadratic (parabolic) trend is |
A. ŷ=a+bx
B. ŷ=a+by
C. ŷ=a+bΣx+cΣx2
D. ŷ=a+bx+cx2
|
| 5 | For a least squares linear trend=ŷ = a + bx, b is the |
A. variable
B. intercept
C. trend
D. slope
|
| 6 | The basic components of a time series are: |
A. 2
B. 3
C. 4
D. 5
|
| 7 | The secular trend is measured by the method of semi-averages when |
A. time series contains yearly values
B. trend is linear
C. time series contains odd number of values
D. none of these
|
| 8 | The elimination or addition of a few more time periods may change its |
A. speed
B. value
C. direction
D. none of these
|
| 9 | Increase the number of patients in the hospital due to heel stock is: |
A. Seasonal trend
B. Secular trend
C. Cyclical movements
D. Irregular variation
|
| 10 | The sum of deviations=Σ(y-ŷ) = |
A. 0
B. 1
C. 10
D. -1
|
Test Questions