ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 441  444 of 471
Access detailed explanations (illustrated with images and videos) to 471 questions. Access all new questions we will add tracking exampattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.
Rs. 300.00 or
How to register?
Question number: 441
» Statistical Methods » Dispersion
Question
What is the relation between the mean deviation (M. D. ) from the mean and the standard deviation (S. D. ) of the A. P.
Choices
Choice (4)  Response  

a.  S D = M D 

b.  S D < M D 

c.  S D > M D 

d.  No relationship exist between S D and M D 

Question number: 442
» Statistical Methods » Dispersion
Question
In a study to test the effectiveness of a new variety of wheat, an experiment was performed with 50 experimental fields and the following results were obtained:
Yield per Hectare (in quintals)  Number of Fields 
31  35  2 
36  40  3 
41  45  8 
46  50  12 
51  55  16 
56  60  5 
61  65  2 
66  70  2 
The mean yield per hectare is 50 quintals. Determine the standard deviation of the above distribution.
Choices
Choice (4)  Response  

a.  7.93 

b.  7.61 

c.  63 

d.  58 

Question number: 443
» Statistical Methods » Collection, Compilation and Presentation of Data
Question
Which of the following statement is/are correct regarding Statistical Presentation of data?
Choices
Choice (4)  Response  

a.  Mean is a partition value which divides the series into two nearly equal parts and remains the centre of gravity. 

b.  Mode of a data remains unaffected in presence of outliers. 

c.  Mean is more robust statistics than median. 

d.  All of the above 

Question number: 444
» Computer Application and Data Processing » Basics of Computer » Operations of a Computer
Question
What is the use of CPU in multitasking operating system?
Choices
Choice (4)  Response  

a.  Multiple programs to be loaded into memory 

b.  Execute the programs concurrently 

c.  Switching one program to another program 

d.  Corrupting address space 
