ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 418  422 of 469
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 469 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 300.00 or
Passage
Study the graph carefully to answer the questions that follows:
Question number: 418 (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: 419
» 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 

Question number: 420
» Statistical Methods » Skewness and Kurtosis
Question
Suppose we have the following observations:
{12 13 54 56 25}
Determine the type of kurtosis present.
Choices
Choice (4)  Response  

a.  More information required for calculation. 

b.  Platykurtic 

c.  Leptokurtic 

d.  Mesokurtic 

Question number: 421
» Statistical Methods » Regression  Linear and Polynomial
Question
The strength (degree) of the correlation between a set of independent variables X and a dependent variable Y is measured by________.
Choices
Choice (4)  Response  

a.  Coefficient of Correlation 

b.  Coefficient of Determination 

c.  Both a. and b. are correct 

d.  Question does not provide sufficient data or is vague 

Question number: 422
» Statistical Methods » Curve Fitting and Orthogonal Polynomials
Question
The linear least squares approximation of on using monomial polynomials is . Then the values of and is ________ and ________ respectively.
Choices
Choice (4)  Response  

a.  and 

b.  and 

c.  and 

d.  and 
