The marks of 10 students in an English test are given below : 9 , 10 , 7 , 11 , 12 , 6 , 8 , 14 , 15 , 18, Find the Range of the marks.
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the range of the marks is 20
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Answer:
12
Step-by-step explanation:
Highest value = 18
Lowest value = 6
Range = Highest value - Lowest value
18 - 6 = Range
18 - 6 = 12
Range = 12
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