MCQ Measures of Dispersion Chapter 6 Class 11 Economics –3 Advertisement 1. Absolute measures of dispersion areA) Expressed in terms of original unit of series B) None C) Both D) Expressed in ratios or percentage, also known as coefficients of dispersion.Question 1 of 202. The average of the squared deviations from the arithmetic mean is called theA) Variance B) Standard deviation C) Quartile deviation D) Mean deviationQuestion 2 of 203. the positive square-root of the arithmetic mean of the Square of the deviations of the given observation from their arithmetic mean is calledA) Variance B) Mean deviation C) Standard deviation D) Quartile deviationQuestion 3 of 204. Square of standard deviation is calledA) Root-Mean Square Deviation B) Square Deviation C) Mean Square Deviation D) VarianceQuestion 4 of 205. Standard deviation is also calledA) Mean Deviation B) Mean Square Deviation C) Root-Mean Square Deviation D) Square DeviationQuestion 5 of 206. Half of the difference between the first and third quartilesA) Median B) Q1 C) Q.D D) Q3Question 6 of 207. Following are the Relative measures of dispersion exceptA) Co-efficient of Mean deviation B) Co-efficient of Quartile deviation C) Co-efficient of Range D) Standard deviationQuestion 7 of 208. The degree of variation among the values is evaluated by various measures of --------------A) Dispersion B) Central tendency C) Both D) NoneQuestion 8 of 209. A good dispersion should have following characteristics exceptA) It should be based on extreme values B) It should lend itself for algebraic manipulation C) It should be rigidly defined D) It should be simple to understandQuestion 9 of 2010. There are two types of measures of dispersionA) Nominal measure of dispersion and Real measure of dispersion B) Real measure of dispersion and Relative measure of dispersion C) Absolute measure of dispersion and Relative measure of dispersion D) Nominal measure of dispersion and Relative measure of dispersionQuestion 10 of 2011. Following are the Relative measures of dispersion exceptA) Co-efficient of Quartile deviation B) Co-efficient of Range C) Co-efficient of Mean deviation D) Standard deviationQuestion 11 of 2012. Half of the difference between the first and third quartilesA) Q1 B) Q.D C) Q3 D) MedianQuestion 12 of 2013. Standard deviation is also calledA) Mean Deviation B) Square Deviation C) Root-Mean Square Deviation D) Mean Square DeviationQuestion 13 of 2014. Square of standard deviation is calledA) Square Deviation B) Variance C) Mean Square Deviation D) Root-Mean Square DeviationQuestion 14 of 2015. the positive square-root of the arithmetic mean of the Square of the deviations of the given observation from their arithmetic mean is calledA) Quartile deviation B) Standard deviation C) Mean deviation D) VarianceQuestion 15 of 2016. The average of the squared deviations from the arithmetic mean is called theA) Standard deviation B) Quartile deviation C) Variance D) Mean deviationQuestion 16 of 2017. Absolute measures of dispersion areA) Expressed in terms of original unit of series B) Expressed in ratios or percentage, also known as coefficients of dispersion. C) Both D) NoneQuestion 17 of 2018. The main disadvantage of the standard deviation isA) It is used in many other statistical techniques B) It is difficult to calculate by hand C) It is a sensitive measure of dispersion D) It takes into account all the values in the data setQuestion 18 of 2019. A measure of relative dispersion is given by the:A) Standard deviation B) Co-efficient of variance C) Quartile deviation D) VarianceQuestion 19 of 2020. What would happen to the variance of a data set if we added 5 to every observation?A) Variance decrease by 10 B) Variance decrease by 5 C) Variance increased by 5 D) No ChangeQuestion 20 of 20 Loading...
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