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Median is a —– average
(a) Mathematical
(b) Positional
(c) Both
(d) None
Median is a Positiona average
Median is a Positiona average
See lessMean deviation is based on all values , so it is more
(a) valuable
(b) Understandable
(c) Representative
(d) All these
Mean deviation is based on all values , so it is more valuable
Mean deviation is based on all values , so it is more valuable
See less— is used whenever the relative importance of the items in a series differs
(a)Simple arithmetic mean
(b) Weighted arithmetic mean
(c)Geometric mean
(d)None
Weighted arithmetic mean is used whenever the relative importance of the items in a series differs .
Weighted arithmetic mean is used whenever the relative importance of the items in a series differs .
See lessIn Standard deviation , deviations are taken only from —- values of series
(a) Mean
(b) Median
(c) Mode
(d) Variance
In Standard deviation , deviations are taken only from Mean values of series
In Standard deviation , deviations are taken only from Mean values of series
See lessWhat is the Mean for the following observation ; 3,4,6,7,10
(a)4
(b) 5
(c) 6
(d)9
6 for the following observation ; 3,4,6,7,10
6 for the following observation ; 3,4,6,7,10
See lessCyclic variation Occur at intervals of more than —- year
(a) 1
(b) 2
(c) 3
(d) 4
Cyclic variation Occur at intervals of more than 1 year
Cyclic variation Occur at intervals of more than 1 year
See lessThe most commonly used relative measure of dispersion
(a) Coefficient of variation
(b) Q.D
(c)S.D
(d)None
(a) Coefficient of variation
(a) Coefficient of variation
See less— is useful for computing average rate of increase of profits , average rate of speed , average price ..etc
(a) Arithmetic Mean
(b) Geometric Mean
(c) Harmonic Mean
(d) Mode
Harmonic Mean is useful for computing average rate of increase of profits , average rate of speed , average price ..etc
Harmonic Mean is useful for computing average rate of increase of profits , average rate of speed , average price ..etc
See less— are devices for measuring differences in the magnitude of a group of related variables
(a) Index numbers
(b) Time series
(c) Standard deviation
(d) Mean
Index numbers are devices for measuring differences in the magnitude of a group of related variables
Index numbers are devices for measuring differences in the magnitude of a group of related variables
See lessD is — of more algebraic treatment
[(a) Capable
(b) Not capable
(c) either capable or not
(d) None
D is Capable of more algebraic treatment
D is Capable of more algebraic treatment
See less