Question:
A data set shows marks of 5 students: 70, 85, 90, 65, 80. What is the range of marks?
A data set shows marks of 5 students: 70, 85, 90, 65, 80. What is the range of marks?
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Calculate range by subtracting the smallest value from the largest.
Updated On: Jul 29, 2025
- 20
- 25
- 30
- 35
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The Correct Option is B
Solution and Explanation
- Step 1: Range = Maximum - Minimum.
- Step 2: Marks: 70, 85, 90, 65, 80. Max = 90, Min = 65.
- Step 3: Range = $90 - 65 = 25$.
- Step 4: Verify: Check all values for max and min.
- Step 5: Option (2) is 25, correct.
- Step 6: Confirm calculation.
- Step 2: Marks: 70, 85, 90, 65, 80. Max = 90, Min = 65.
- Step 3: Range = $90 - 65 = 25$.
- Step 4: Verify: Check all values for max and min.
- Step 5: Option (2) is 25, correct.
- Step 6: Confirm calculation.
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