Statistics & Research MethodsInferential Statistics (CBSENET (UGC) Psychology (PaperII & PaperIII)): Questions 50  55 of 69
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Question number: 50
» Statistics & Research Methods » Inferential Statistics
Question
The simplest way of visualizing a correlation is to construct a ________.
Choices
Choice (4)  Response  

a.  Diagram 

b.  Scatter diagram 

c.  Graph 

d.  All of the above 

Question number: 51
» Statistics & Research Methods » Inferential Statistics
Question
The most commonly used correlation coefficient is called ________.
Choices
Choice (4)  Response  

a.  Pearson coefficient 

b.  Correlation 

c.  Rank correlation coefficient 

d.  All of the above 

Question number: 52
» Statistics & Research Methods » Inferential Statistics
Question
Identical twins are likely to have almost identical IQs. In contrast, parents and their children have IQs that are only generally similar. The correlation between IQs of parents and children is. 35; that between identical twins is ________.
Choices
Choice (4)  Response  

a.  0.35 

b.  0.70 

c.  0.85 

d.  0.86 

Question number: 53
» Statistics & Research Methods » Inferential Statistics
Question
The ________ statistics is used for decision making for generalizing from small samples, and for drawing conclusions.
Choices
Choice (4)  Response  

a.  Parametric 

b.  Descriptive 

c.  Inferential 

d.  Question does not provide sufficient data or is vague 

Question number: 54
» Statistics & Research Methods » Inferential Statistics
Question
Which of the following is an advantage of “Correlation method”.
Choices
Choice (4)  Response  

a.  Relationship may be coincidental 

b.  Causeandeffect relationship cannot be confirmed 

c.  Demonstrates the existence of relationship 

d.  Little or no control is possible 

Question number: 55
» 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 
