The marks obtained by 17 students of a class in a test (out of 100) are given below:
90, 79, 76, 82, 46, 64, 72, 49, 68, 66,48, 91, 82, 100, 96, 65, 84
The range of the data is
(a) 46
(b) 54
(c) 90
(d) 100

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Solution

(b) 54
We know:
Range = Maximum marks $-$ Minimum marks
Here,
Maximum marks = 100
Minimum marks = 46
∴ Range = 100 $-$ 46 = 54

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The marks obtained by 17 students of a class in a test (out of 100) are given below: 90, 79, 76, 82, 46, 64, 72, 49, 68, 66,48, 91, 82, 100, 96, 65, 84 The range of the data is (a) 46 (b) 54 (c) 90 (d) 100

(b) 54 We know: Range = Maximum marks - Minimum marks Here, Maximum marks = 100 Minimum marks = 46 ∴ Range = 100 - 46 = 54

The marks obtained by 17 students of a class in a test (out of 100) are given below:
90, 79, 76, 82, 46, 64, 72, 49, 68, 66,48, 91, 82, 100, 96, 65, 84
The range of the data is
(a) 46
(b) 54
(c) 90
(d) 100

(b) 54
We know:
Range = Maximum marks $-$ Minimum marks
Here,
Maximum marks = 100
Minimum marks = 46
∴ Range = 100 $-$ 46 = 54