CA Foundation Maths, Statictics, Logic, and Reasoning: Questions 90  96 of 154
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Question number: 90
Question
For a bivariate frequency table having (p + q) classification the total number of cells is
Choices
Choice (4)  Response  

a.  pq 

b.  p 

c.  p + q 

d.  q 

Question number: 91
» Statistical Description of Data » Frequency Distribution
Question
The frequency distribution of a continuous variable is known as
Choices
Choice (4)  Response  

a.  Grouped frequency distribution 

b.  Simple frequency distribution 

c.  None of the above 

d.  All of the above 

Question number: 92
» Theoretical Distributions Binomial
Question
If X and Y are two independent normal random variables, then the distribution of (X + Y) is
Choices
Choice (4)  Response  

a.  normal 

b.  T test 

c.  chisquare 

d.  Standard normal. 

Question number: 93
» 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: 94
» Statistical Description of Data » Diagrammatic Representation of Data
Question
Hidden trend, if any, in the data can be noticed in
Choices
Choice (4)  Response  

a.  Tabulation 

b.  Textual presentation 

c.  Diagrammatic representation 

d.  None of the above 

Question number: 95
» Statistical Description of Data » Histogram
Question
Frequency curve is a limiting form of
Choices
Choice (4)  Response  

a.  Frequency polygon 

b.  Histogram 

c.  Both a. and b. are correct 

d.  Question does not provide sufficient data or is vague 

Question number: 96
» Theoretical Distributions Binomial
Question
The method usually applied for fitting a binomial distribution is known as
Choices
Choice (4)  Response  

a.  Method of moments 

b.  Method of deviations 

c.  Method of least square 

d.  Method of probability distribution 
