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Consider the marks given below, obtained by 10 students in Mathematics:
39, 54, 70, 95, 42, 64, 78, 26, 62, 80.
The range for given data is ______.

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answer is D.

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Detailed Solution

Concept: Let us first arrange the given data in ascending order:

26, 39, 42, 54, 62, 64, 70, 78, 80, 95

Now, here the lower limit is = 26

And upper limit = 95

Then,

Range = 95 – 26 =69

Therefore, the range is 69.

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