Measures of Central Tendency (CA Foundation Maths, Statistics, Logic, and Reasoning): Questions 8  15 of 21
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Question number: 8
» Measures of Central Tendency
Question
The range of 15, 12, 10, 9, 17, and 20 is
Choices
Choice (4)  Response  

a.  11 

b.  12 

c.  13 

d.  5 

Question number: 9
» Measures of Central Tendency
Question
The standard deviation of, 10, 16, 10, 16, 10, 10, 16, 16 is
Choices
Choice (4)  Response  

a.  4 

b.  0 

c.  6 

d.  3 

Question number: 10
» Measures of Central Tendency
Question
The most commonly used measure of dispersion is
Choices
Choice (4)  Response  

a.  Range 

b.  Quartile deviation. 

c.  Standard deviation 

d.  Both c. and b. are correct 

Question number: 11
» Measures of Central Tendency
Question
Which measure of dispersion is considered for finding a pooled measure of dispersion after combining several groups?
Choices
Choice (4)  Response  

a.  Mean deviation 

b.  Quartile deviation 

c.  Standard deviation 

d.  All of the above 

Question number: 12
» Measures of Central Tendency
Question
Which one is an absolute measure of dispersion?
Choices
Choice (4)  Response  

a.  Mean Deviation 

b.  Range 

c.  Standard Deviation 

d.  All a. , b. and c. are correct 

Question number: 13
» Measures of Central Tendency
Question
Dispersion measures
Choices
Choice (4)  Response  

a.  The scatterness of a set of observations 

b.  The concentration of a set of observations 

c.  Question does not provide sufficient data or is vague 

d.  All of the above 

Question number: 14
» Measures of Central Tendency
Question
Which measure of dispersion is most useful?
Choices
Choice (4)  Response  

a.  Mean deviation 

b.  Standard deviation 

c.  Range 

d.  Both b. and c. are correct 

Question number: 15
» Measures of Central Tendency
Question
For any two numbers SD is always
Choices
Choice (4)  Response  

a.  Half of the range 

b.  Twice the range 

c.  Square of the range 

d.  All of the above 
