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प्रश्न
Find the mean of first six multiples of 3.
उत्तर
The six multiples of 3 are 3, 6, 9, 12, 15, 18.
∴ Mean =`(3+6+9+12+15+18)/6` ..........(Here n = 6)
= `63/6`
= 10.5
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संबंधित प्रश्न
Following table shows the points of each player scored in four games:
| Player | Game 1 | Game 2 | Game 3 | Game 4 |
| A | 14 | 16 | 10 | 10 |
| B | 0 | 8 | 6 | 4 |
| C | 8 | 11 | Did not play | 13 |
Now answer the following questions:
- Find the mean to determine A’s average number of points scored per game.
- To find the mean number of points per game for C, would you divide the total points by 3 or by 4? Why?
- B played in all the four games. How would you find the mean?
- Who is the best performer?
Solve any two of the following.
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