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Question
The mean of consecutive positive
integers from 2 to n is
🎥 Video solution / Text Solution of this question is given below:
Step-by-step:
- First term: 2
- Last term: n
- Total numbers: n − 2 + 1 = n − 1
- Sum: (n − 1)/2 × (2 + n)
- Mean: Sum ÷ (n − 1) = (n + 2)/2
✅ Final Answer: The mean of numbers from 2 to n is (n + 2) / 2.
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