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The mean of 7 numbers is 12, Four of the...

The mean of 7 numbers is 12, Four of the 7 numbers are 10,14,15, and 17. The remaining three numbers are in the ratio 1 : 2 : 4. Find these three numbers.

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ICSE-DATA HANDLING AND MEASURES OF CENTRAL TENDENCY-TRY THIS
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  2. A school has wants to arrange hobby classes for the students of classe...

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  3. The number of hours Ashu studied on different days of a week are as fo...

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  4. The weights of 10 students in a class are: 35 kg; 27 kg;36 kg;30 kg;29...

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  5. Create a set of 6 observation with mean 8.

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  6. Find the sum of 12 numbers whose mean is 11.

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  7. The mean of 9 numbers is 10. If one more number is added, the mean re...

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  8. The mean of 5 consecutive multiples of 7 is 28. Find the sum of 2nd an...

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  9. The mean of numbers is 25, seven of these 10 numbers are 13,14,15,16,1...

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  10. Find the median of the data: 38,42,35,45,50,32,43,40,36,38,43,38,47,

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  11. Find the median of the data: 17,16,12,14,14,16,17,22,15,17,16,18

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  12. The median of 8 numbers is 40. If 7 of these numbers are 22,58,31,44,2...

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  13. A data set has 13 distinct observation with median 18. If one more num...

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  14. Find the mode of the following data. 3,7,4,5,9,1,7,2,2,8,1,2,4,7,7,1...

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  15. The number of children in 20 famiies were found are noted as follows, ...

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  16. Find the mode of the following data: 23,29,41,48,25,28,47

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  17. Following are the number of goals scored by a football team in differe...

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  18. The number of challans that are issued per day by the traffic police f...

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  19. Following is a data sample of 8 observations in ascending order. If th...

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  20. The runs scored by a batsman in 2 different cricket matches are as fol...

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