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Q.

Given below are the marks obtained by 10 students of a class in a test


10, 8, 12, 17, 19, 17, 41, 40, 12.


Which is the range of above data.


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a

33

b

35

c

31

d

337 

answer is A.

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Detailed Solution

Given that marks obtained by 10 students of a class in a test are,
10, 8, 12, 17, 19, 17, 41, 40, 12.  Maximum marks = 41 and minimum marks = 8.
Since,
Range = Maximum marks - Minimum marks
Range = 41 - 8 = 33
So, the range of above given data is 33.
Hence, option (1) is correct.
 
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Given below are the marks obtained by 10 students of a class in a test10, 8, 12, 17, 19, 17, 41, 40, 12. Which is the range of above data.