Data Handling (IMO Level 1 Mathematics Olympiad (SOF) Class 7): Questions 1  6 of 58
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Question number: 1
» Data Handling
Question
The mean of 6 numbers is 36. If one number is included, mean of the numbers becomes 40, and then the included number is ________.
Choices
Choice (4)  Response  

a.  36  
b.  84  
c.  64  
d.  68 
Question number: 2
» Data Handling
Question
The median value of the given data is
64,68,55,64,72,78,84,56,45,88
Choices
Choice (4)  Response  

a.  88  
b.  64  
c.  65  
d.  66 
Question number: 3
» Data Handling
Question
There are two teams A and B in a football team match. A coin is tossed to decide which team starts the game. The probability that team A will start the game is ________.
Choices
Choice (4)  Response  

a.  0  
b.  1  
c. 
 
d. 

Question number: 4
» Data Handling
Question
Mean of first seven even numbers is ________.
Choices
Choice (4)  Response  

a.  8  
b.  9  
c.  6  
d.  7 
Question number: 5
» Data Handling
Question
The median of the following distribution is ________.
Size  1  2  3  4  5  6  7 
Occurrence  22  25  27  22  28  22.5  25.7 
Choices
Choice (4)  Response  

a.  1 and 4  
b.  2  
c.  Only 7  
d.  Only 6 
Question number: 6
» Data Handling
Question
Mean of 8 observations was found to be 54. Later on, it was detected that an observation 32 was misread as 23, then the correct mean of the observations is ________.
Choices
Choice (4)  Response  

a.  48.35  
b.  51.152  
c.  55.521  
d.  55.125 