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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
00:00
Question # 1
A business cycle has
Question # 2
For a least squares linear trend Y = a + bx, the Σ(Y - Y)2 = 0 when:
Question # 3
In a straight line equation Y = a + bX; a is the:
Question # 4
The basic components of a time series are:
Question # 5
Methods of semi-averages gives an
Question # 6
For a least squares linear trend ŷ = a + bx, the Σ(y-ŷ)2 = 0 when
Question # 7
The secular trend is measured by the method of semi-averages when:
Question # 8
The straight line is fitted to a time series when the movements in the time series are
Question # 9
The rise and fall of a time series periods longer than one- year is called.
Question # 10
In the measurement of secular trend the moving averages
Question # 11
For a least squares line trend Y = a + bx, the b is the:
Question # 12
For a least squares linear trend Y = a + bX
Question # 13
For a least squares linear trend=ŷ = a + bx, b is the
Question # 14
In moving average method, we cannot find the trend values of some:
Question # 15
For a least squares linear trend=ŷ= a + b x,
Question # 16
Sum of squares of residuals is denoted by
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 straight line is fitted to a time series when the movements in the time series are |
A. linear
B. quadratic
C. cubic
D. constant
|
| 2 | 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
|
| 3 | In a straight line equation Y = a + bX; a is the: |
A. X - intercept
B. Slope
C. Y- intercept
D. None of them
|
| 4 | Sum of squares of residuals is denoted by |
A. ∑e
B. ∑e2
C. ∑e3
D. ∑e4
|
| 5 | ŷ=a+bx, this line will be called least squares line if it makes=Σ(y-a-bx)2 |
A. maximum
B. constant
C. minimum
D. variable
|
| 6 | In time series seasonal variations can occur within a period of: |
A. Nine years
B. Four Years
C. Three years
D. One year
|
| 7 | In the measurement of secular trend the moving averages |
A. give the trend in a straight line
B. measure the seasonal variations
C. smoothes out a time series
D. measure irregular fluctuations
|
| 8 | The sum of deviations=Σ(y-ŷ) = |
A. 0
B. 1
C. 10
D. -1
|
| 9 | 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
|
| 10 | The graph of time series is called: |
A. Histogram
B. Historigram
C. Straight line
D. Ogive
|
Test Questions