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The marks of 5 students in a unit test are given below:-

x1,2x+1,2x2,x1,2x+3x - 1, 2x + 1, 2x - 2, x - 1, 2x + 3 where x=5x = 5. On the basis of above information answer the questions from 58 to 60.

The mean of the data in numerals is

Solution

Correct Option: 2

Values: 4, 11, 8, 4, 13. Mean = 4+11+8+4+135=405=8\frac{4+11+8+4+13}{5} = \frac{40}{5} = 8.

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