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Top Scorers Of Chapter 0 "ICS Part 2 Statistics Chapter 16 Online Test" MCQ`s Test

Sr.#	Question	Answer
1	The method of least square gives too much weight to extremely large deviations from the	A. population B. parameter C. sample D. trend
2	For a least squares linear trend=ŷ = a + bx, b is the	A. variable B. intercept C. trend D. slope
3	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
4	For a least squares linear trend=ŷ= a + b x,	A. Σy <Σŷ B. Σŷ = 0 C. Σy =Σŷ D. none of these
5	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
6	The systematic components of time series which follow regular pattern of variations are called:	A. Noise B. Signal C. Additive model D. Multiplicative model
7	The elimination or addition of a few more time periods may change its	A. speed B. value C. direction D. none of these
8	The multiplicative time series model is:	A. Y = T + S + C + I B. TSCI C. Y = a + bX D. Y = a + bX + cX²
9	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
10	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