Statistical AnalysisTests of Hypothesis and Significance (CBSENET (UGC) Environmental Science (PaperII & PaperIII)): Questions 1  4 of 4
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Question number: 1
» Statistical Analysis » Tests of Hypothesis and Significance
Appeared in Year: 2015
Question
Match the List – I with List – II. Identify the correct answer from the codes given below the lists: (June)ListⅠ (Tests)  ListⅡ (Application) 

(A) Chisquare  (i) Compare the variance of twoindependent samples 
(B) Ftest  (ii) Judging the significance of difference between means of two small samples 
(C) Ztest  (iii) Judging the significance of mean, median, mode 
(D) Ttest  (iv) Compare sample variance to a theoretical population variance 
Choices
Choice (4)  Response  

 
a. 
 
b. 
 
c. 
 
d. 

Question number: 2
» Statistical Analysis » Tests of Hypothesis and Significance
Appeared in Year: 2009
Question
Parallelism among the standard curves can be determined by one of the following. – (December)
Choices
Choice (4)  Response  

a.  Chi square  
b.  ANOVA  
c.  ANCOVA  
d.  Student’st test 
Question number: 3
» Statistical Analysis » Tests of Hypothesis and Significance
Appeared in Year: 2015
Question
Chocolates of 250 g produced in a factory were observed to have standard deviation of 2 g. A random sample of 20 chocolates showed a standard deviation of 1.5 g. What is the value for the sample? – (June)
Choices
Choice (4)  Response  

a.  6.0  
b.  33.3  
c.  10.7  
d.  7.2 
Question number: 4
» 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 