CA Foundation Maths, Statictics, Logic, and Reasoning: Questions 131  136 of 154
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Question number: 131
» Statistical Description of Data » Diagrammatic Representation of Data
Question
Piediagram is used for
Choices
Choice (4)  Response  

a.  Representing qualitative data in a circle 

b.  Comparing different components and their relation to the total 

c.  Representing quantitative data in circle 

d.  All of the above 

Question number: 132
» Statistical Description of Data » Textual Representation of Data
Question
Drinking habit of a person is
Choices
Choice (4)  Response  

a.  A discrete variable 

b.  An attribute 

c.  A variable 

d.  a continuous variable. 

Question number: 133
» Measures of Central Tendency
Question
Which measure is based on only the central fifty percent of the observations?
Choices
Choice (4)  Response  

a.  Quartile deviation 

b.  Standard deviation 

c.  Mean deviation 

d.  Question does not provide sufficient data or is vague 

Question number: 134
» Theoretical Distributions Binomial
Question
The maximum value of the variance of a binomial distribution with parameters n and p is
Choices
Choice (4)  Response  

a.  n/2 

b.  2n 

c.  np (1 – p) 

d.  n/4 

Question number: 135
Question
The coefficient of correlation between two variables
Choices
Choice (4)  Response  

a.  Can have any unit. 

b.  Is a unit free measure 

c.  Is expressed as the product of units of the two variables 

d.  All of the above 

Question number: 136
» Measures of Central Tendency
Question
Which of the following statements is correct?
Choices
Choice (4)  Response  

a.  Two distributions may have the different measures of central tendency but identical measures of dispersion. 

b.  Two distributions may have the identical measures of central tendency but different measures of dispersion. 

c.  Two distributions may have identical measures of central tendency and dispersion. 

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