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The marks of 7 students in a unit test are given below : 9, 10, 7, 6, 9, 3, 5 |
Mean of the data is : |
9 10 7 6 |
7 |
Marks given are 9 10 7 6 9 3 5. Their sum is 9 + 10 + 7 + 6 + 9 + 3 + 5 = 49. Hence their average/mean = \(\frac{sum}{total\;numbers}\) = \(\frac{49}{7}\) = 7. |
