ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 402  409 of 461
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Passage
Use the following information, to answer the questions below:
Let and be jointly normal random variables with parameters , , , and .
Question number: 402 (2 of 3 Based on Passage) Show Passage
» Statistical Methods » Bivariate Normal Distribution
Question
The value of is ________.
Choices
Choice (4)  Response  

a.  0.2819 

b. 


c. 


d. 


Question number: 403 (3 of 3 Based on Passage) Show Passage
» Statistical Methods » Bivariate Normal Distribution
Question
The value of is ________.
Choices
Choice (4)  Response  

a.  0.3085 

b.  0.1903 

c.  0.7337 

d. 


Passage
Study the graph carefully to answer the questions that follows:
Question number: 404 (1 of 5 Based on Passage) Show Passage
» Statistical Methods » Charts, Diagrams and Histogram
Question
What is the percent increase in profit made by company X over the years?
Choices
Choice (4)  Response  

a.  150 

b.  60 

c.  200 

d.  Question does not provide sufficient data or is vague 

Question number: 405 (2 of 5 Based on Passage) Show Passage
» Statistical Methods » Charts, Diagrams and Histogram
Question
Profit made by company Z in the year 2013 was what percent of total profit made by all the three companies in that year?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 406 (3 of 5 Based on Passage) Show Passage
» Statistical Methods » Charts, Diagrams and Histogram
Question
If the income of company Y in the year 2014 was 15 lakhs, what was its expenditure in that year?
Choices
Choice (4)  Response  

a.  Rs. 9 lakhs 

b.  Rs. 10 lakhs 

c.  Rs. 8 lakhs 

d.  All of the above 

Question number: 407 (4 of 5 Based on Passage) Show Passage
» Statistical Methods » Charts, Diagrams and Histogram
Question
If the expenditure of company Z in the year 2011 was 14.44 lakhs, what was its income in that year?
Choices
Choice (4)  Response  

a.  Can’t be determined 

b.  Rs. 22.44 lakh 

c.  Rs. 17.5 lakh 

d.  Rs. 16.22 lakh 

Question number: 408 (5 of 5 Based on Passage) Show Passage
» Statistical Methods » Charts, Diagrams and Histogram
Question
What is the percent increase in profit of company X in the year 2013 from the previous year?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 409
» Statistical Methods » Regression  Linear and Polynomial
Question
What is the relationship between correlation coefficient and coefficient of determination?
Choices
Choice (4)  Response  

a.  No relation exists. 

b.  The coefficient of determination is the square of the correlation coefficient. 

c.  The coefficient of determination is the square root of the correlation coefficient. 

d.  Correlation coefficient and coefficient of determination are equal 
