Statistics & Research Methods (CBSENET (UGC) Psychology (PaperII & PaperIII)): Questions 127  130 of 161
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Question number: 127
» Statistics & Research Methods » Inferential Statistics
Question
Carefully read the following statements and give an appropriate answer:
(1) Stage mentalists and psychics often use deception in their acts
(2) Blaming the lunar cycle for variations in the rate of violent crime is an example of mistaking correlation for causation
(3) Psychiatric interpretation of a patient’s broomholding behavior show the importance of using a control group in experiments
Choices
Choice (4)  Response  

a.  (i) and (ii) are false, but (iii) is true 

b.  The statements are false 

c.  The statements are true 

d.  All the statements are true 

Question number: 128
» Statistics & Research Methods » Inferential Statistics
Question
A ________ shows that decreases are accompanied by increases.
Choices
Choice (4)  Response  

a.  Positive correlation 

b.  Negative correlation 

c.  Positive correlation and Negative correlation both 

d.  None of the above 

Question number: 129
» Statistics & Research Methods » Regression Analysis
Question
The primary use of a regression equation in testing and assessment is to
Understanding the Fundamentals of Regression
What is regression analysis and why is it important?
Choices
Choice (4)  Response  

a.  convert one score or variable to another. 

b.  fix certain scores as an anchor for future scores. 

c.  transform scores derived in a different cultural context. 

d.  predict one score or variable from another. 

Question number: 130
» Statistics & Research Methods » Measures of Variation
Appeared in Year: 2013
Assertion (Ꭺ)
Total variance of test score is the sum of true variance and error variance. (December)
Reason (Ꭱ)
True score and error score are independent of each other.
Choices
Choice (4)  Response  

a.  Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ 

b.  Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ 

c.  Ꭺ is false but Ꭱ is true 

d.  Ꭺ is true but Ꭱ is false 
