Measures of Central Tendency (CA Foundation Maths, Statistics, Logic, and Reasoning): Questions 1  7 of 21
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Question number: 1
» Measures of Central Tendency
Question
Which measures of dispersions is not affected by the presence of extreme observations?
Choices
Choice (4)  Response  

a.  Quartile deviation 

b.  Standard deviation 

c.  Range 

d.  Mean deviation 

Question number: 2
» Measures of Central Tendency
Question
Which measure of dispersion is based on the absolute deviations only?Choices
Choice (4)  Response  

a.  Standard deviation 

b.  Range 

c.  Mean deviation 

d.  Quartile deviation 

Question number: 3
» Measures of Central Tendency
Question
When it comes to comparing two or more distributions we consider
Choices
Choice (4)  Response  

a.  Relative measures of dispersion 

b.  Absolute measures of dispersion 

c.  All of the above 

d.  Question does not provide sufficient data or is vague 

Question number: 4
» Measures of Central Tendency
Question
Which measure of dispersion is based on all the observations?
Choices
Choice (4)  Response  

a.  Quartile deviation 

b.  Standard deviation 

c.  Mean deviation 

d.  Both b. and c. are correct 

Question number: 5
» Measures of Central Tendency
Question
The appropriate measure of dispersion for open – end classification is
Choices
Choice (4)  Response  

a.  Mean deviation 

b.  Standard deviation 

c.  Quartile deviation 

d.  None of the above 

Question number: 6
» Measures of Central Tendency
Question
If all the observations are increased by 10, then
Choices
Choice (4)  Response  

a.  Quartile deviation would be increased by 10 

b.  SD would be increased by 10 

c.  remain unchanged. 

d.  Mean deviation would be increased by 10 

Question number: 7
» Measures of Central Tendency
Question
If the profits of a company remains the same for the last ten months, then the standard Deviation of profits for these ten months would be?
Choices
Choice (4)  Response  

a.  Positive 

b.  Zero 

c.  Negative 

d.  A or C 
