Top 150+ Solved Statistics MCQ Questions Answer
Q. Half of the difference between upper and lower quartiles is called___________
a. Interquartile range
b. Quartile deviation
c. Mean deviation
d. Standard deviation
Q. Which measure of dispersion can be computed in case of openend classes?___________
a. Standard deviation
b. Range
c. Quartile deviation
d. Coefficient of variation
Q. The sum of absolute deviations is minimum if these deviations are taken from the_____________
a. Mean
b. Mode
c. Median
d. Upper quartile
Q. The mean deviation is minimum when deviations are taken from____________
a. Mean
b. Mode
c. Median
d. Zero
Q. If Y = ax ± b, where a and b are any two numbers but a 0, then M.D(Y) is equal to__________
a. M.D(X)
b. M.D(X) ± b
c. a M.D(X)
d. M.D(Y) + M.D(X)
Q. Mean deviation computed from a set of data is always____________
a. Negative
b. Equal to standard deviation
c. More than standard deviation
d. Less than standard deviation
Q. The average of squared deviations from mean is called_____________
a. Mean deviation
b. Variance
c. Standard deviation
d. Coefficient of variation
Q. The sum of squares of the deviations is minimum, when deviations are taken from__________
a. Mean
b. Mode
c. Median
d. Zero
Q. Which of the following measures of dispersion is expressed in the same units as the units ofobservation?__________
a. Variance
b. Standard deviation
c. Coefficient of variation
d. Coefficient of standard deviation