MathematicsStatistics (NSTSE (National Science Talent Search Exam Unified Council) Class 10): Questions 1  8 of 44
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Question number: 1
» Mathematics » Statistics
Question
In the calculation of mode, =
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 2
» Mathematics » Statistics
Question
Among 20 employees, the average salary of 19 is Rs. 30. The 20^{th} employee has the salary exceeds the average of 20 employees by Rs. 19 then average salary of all employees (in Rs. ) is
Choices
Choice (4)  Response  

a.  30 

b.  33.50 

c.  31 

d.  39 

Question number: 3
» Mathematics » Statistics
Question
The median of the scores 45,20,38,20.4,5.9,1.3 is
Choices
Choice (4)  Response  

a.  20.4 

b.  20.2 

c.  5.9 

d.  20 

Question number: 4
» Mathematics » Statistics
Question
One of the properties of Mode is
Choices
Choice (4)  Response  

a.  Not easy to calculate 

b.  Difference of greatest and least values 

c.  It is not affected by greatest and least values 

d.  Algebraic 

Question number: 5
» Mathematics » Statistics
Question
The mode of 11,16,22,11,17,22,16,22,17,11,22 is
Choices
Choice (4)  Response  

a.  11 

b.  16 

c.  17 

d.  22 

Question number: 6
» Mathematics » Statistics
Question
If the median is 46.1 and each item is increased by 1.9, the new median will be
Choices
Choice (4)  Response  

a.  48 

b.  47.1 

c.  46.9 

d.  No change 

Question number: 7
» Mathematics » Statistics
Question
The mean and median for a unimodal data are 67,67.3 respectively then the mode is
Choices
Choice (4)  Response  

a.  69.8 

b.  67.9 

c.  65.6 

d.  71.2 

Question number: 8
» Mathematics » Statistics
Question
1  10,11  20,21  30, are the classes. The lower limit of the class 21  30 is
Choices
Choice (4)  Response  

a.  21 

b.  30.5 

c.  30 

d.  20.5 
