Measures of Central Tendency
Considering all the observations of arithmetic mean, the sum of squares of deviations must be less than
sum of multiples of other quantity
sum of deviations from other quantity
sum of squares from other quantity
cumulative frequency from other quantity
sum of squares from other quantity
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Around the central value of observations, the extent to which the values depart from normal distribution is classified asA. negative variation
B. positive variation
C. skewness
D. positive trailing
In the quartiles, the central tendency median to be measured must lie in
A. first quartile
B. second quartile
C. third quartile
D. four quartile
At a grocery store, the number of per day sold processed fruits cans in 15 days are 50, 70, 60, 40, 30, 20, 5, 150, 55, 75, 65, 45, 35, 25, 52 then the outliers in observations are
A. 50, 150
B. 5, 150
C. 25, 70
D. 150
The arithmetic mean is 25 and all the sum of observations is 350 then the number of observations are
A. 25
B. 70
C. 14
D. 75
The difference of mode and mean is equal to
A. 3(mean-median)
B. 2(mean-median)
C. 3(mean-mode)
D. 2(mode mean)
The number of observations are 30 and the value of arithmetic mean is 15 then sum of all values is
A. 15
B. 450
C. 200
D. 45
In a negative skewed distribution, the order of mean, median and mode is as
A. meanmode
B. mean>median>mode
C. mean
D. mean>median
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