Top 250+ Solved Quantitative Techniques MCQ Questions Answer
Q. If the ratio of change in one variable is equal to the ratio of change in the other variable,then the correlation is said to be .....................
a. Linear
b. Non-linear
c. Curvilinear
d. None of these
Q. Pearsonian correlation coefficient if denoted by the symbol ...............
a. K
b. r
c. R
d. None of these
Q. If r= +1, the correlation is said to be ...................
a. High degree of +ve correlation
b. High degree of –ve correlation
c. Perfect +ve correlation
d. Perfect –ve correlation
Q. If the dots in a scatter diagram fall on a narrow band, it indicates a ....................... degreeof correlation.
a. Zero
b. High
c. Low
d. None of these
Q. If all the points of a dot chart lie on a straight line vertical to the X-axis, then coefficientof correlation is ...................
a. 0
b. +1
c. –1
d. None of these
Q. If all the points of a dot chart lie on a straight line parallel to the X-axis, it denotes.................................of correlation.
a. High degree
b. Low degree
c. Moderate degree
d. Absence
Q. If dots are lying on a scatter diagram in a haphazard manner, then r = ......................
a. 0
b. +1
c. –1
d. None of these
Q. The unit of Coefficient of correlation is ........................
a. Percentage
b. Ratio
c. Same unit of the data
d. No unit
Q. Product moment correlation method is also called ........................
a. Rank correlation
b. Pearsonian correlation
c. Concurrent deviation
d. None of these
Q. The –ve sign of correlation coefficient between X and Y indicates.............................
a. X decreasing, Y increasing
b. X increasing, Y decreasing
c. Any of the above
d. There is no change in X and Y
Q. Laspeyres index = 110, Paasche's index = 108, then Bowley’s index is equal to:
a. 110
b. 108
c. 100
d. 109
Q. A time series consists of:
a. Seasonal variations
b. Cyclical variations
c. Irregular variations
d. All of the above
Q. Changes that have taken place as a result of such forces that could not be predictedlike floods, earthquakes, famines, etc is known as:
a. Secular trend
b. Seasonal movements
c. Irregular variations
d. Cyclical variations
Q. In semi averages method, the given data is divided into:
a. Two equal parts
b. Three equal parts
c. Four equal parts
d. Difficult to tell