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The classes are 5 -9 , 10-14,15-19,20-24...

The classes are `5 -9 , 10-14,15-19,20-24,...` Find the lower boundary of the class `10-14.`

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NAVNEET PUBLICATION-STATISTICS-EXERCISE
  1. Find the mean barX in the following cases: sumfixi=3880 and sumfi=10...

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  2. Find the mean barX in the following cases: sumfixi=75 and sumfi=15

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  3. The classes are 5 -9 , 10-14,15-19,20-24,... Find the lower boundary ...

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  4. The classes are 5-9 , 10-14,15-19,20-24,... Find the upper boundary of...

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  5. Find bard in the following cases: sumfidi=108, sumfi=100.

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  6. Find bar d in the following cases: sumfidi=80, sumfi=50.

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  7. Find bar d in the following cases: sumfidi=18, sumfi=15

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  8. Find bar d in the following cases: sumfidi=140, sumfi=80.

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  9. Find bar u in the following cases: sumfiui=-5, sumfi=50

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  10. Find bar u in the following cases: sumfiui= 66, sumfi=100

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  11. Find bar u in the following cases: sumfiui= -28, sumfi=100

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  12. Find bar u in the following cases: sumfiui= 21, sumfi= 36

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  13. Find sumfidi in the following cases : bard=1.08, sumfi=100

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  14. Find sumfidi in the following cases : bard=1.2, sumfi=15

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  15. Find sumfiui in the following cases : baru=0.8,sumfi=25.

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  16. Find sumfiui in the following cases : baru= -0.5,sumfi= 50

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  17. Find the value of sumfi for the following information: sumfidi=800, ba...

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  18. Find the value of sumfi for the following information: sumfidi= -260, ...

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  19. Find the value of sumfidi for the following information. bard=1.2, sum...

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  20. Find the value of sumfidi for the following information: bard=1.75, su...

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