Statistical Analysis (CBSENET (UGC) Environmental Science (PaperII & PaperIII)): Questions 11  16 of 19
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 376 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 250.00 or
Question number: 11
» Statistical Analysis » Measurement and Distribution of Attributes
Appeared in Year: 2009
Question
In symmetrical distribution pattern – (December)
Choices
Choice (4)  Response  

a.  Mean & Mode coincide 

b.  Median, Mean and Mode coincide 

c.  Mode & Median coincide 

d.  Mean & Median coincide 

Question number: 12
» Statistical Analysis » Arithmetic, Geometric and Harmonic Means
Appeared in Year: 2009
Question
The ‘mean’ that stands for relative importance of different items in a data set is (December)
Choices
Choice (4)  Response  

a.  Arithmetic mean 

b.  Weighted mean 

c.  Geometric mean 

d.  Harmonic mean 

Question number: 13
» Statistical Analysis » Basic Elements and Tools
Appeared in Year: 2009
Question
Which statistical device helps in analyzing the covariation of two or more variables? – (December)
Choices
Choice (4)  Response  

a.  Mean of the variables 

b.  Correlation 

c.  Regression 

d.  Standard deviation 

Question number: 14
» Statistical Analysis » Arithmetic, Geometric and Harmonic Means
Appeared in Year: 2011
Question
For any finite set of positive numbers, which is the correct relationship involving Harmonic Mean (HM), Geometric Mean (GM) and Arithmetic Mean (AM)? – (December)
Choices
Choice (4)  Response  

a.  AM ≤ GM ≤ HM 

b.  HM ≤ GM ≤ AM 

c.  GM ≤ HM ≤ AM 

d.  AM ≤ HM ≤ GM 

Question number: 15
» Statistical Analysis » Tests of Hypothesis and Significance
Appeared in Year: 2011
Question
To test whether there is a significant difference between the means of two sets of observations; one employs the following statistical technique: (December)
Choices
Choice (4)  Response  

a.  ttest 

b.  Ftest 

c.  χ2 test (chi square test) 

d.  Regression 

Question number: 16
» Statistical Analysis » Measurement and Distribution of Attributes
Appeared in Year: 2009
Question
Stoke’s Law of Settling Velocity is represented by – (December)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

