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The following table shows classification...

The following table shows classification of number of workers and the number of hours they work in a software company.Find the median of a number of hours they work.

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CHETANA PUBLICATION-Statistics-EXERCISE
  1. The following table shows classification of number of workers and the ...

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  2. Find the median of the data 54,63,66,72,98,87,92.

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  3. Write the upper class limit and the lower class limit of the class 25-...

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  4. The mean of eight numbers is 35.If a number is excluded then the mean ...

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  5. The persons of O-blood group are 40%. The classification of persons ba...

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  6. Different expenditures incurred on the construction of a building were...

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  7. Cumulative frequencies in a grouped frequency table are useful to find...

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  8. The formula to find mean from a grouped frequency table is bar x=A+g((...

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  9. The formula to find mean by direct method is ..........

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  10. Class width of any class interval is.....a) Lower limit + upper limit ...

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  11. The formula for median is.... a) L+(N/2-c.f.)h/fb)L/2+(N/2-c.f.)h/f c)...

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  12. The formula to find the mean deviation(bar d) in Assumed mean method i...

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  13. In step deviation method, ui is given by...a)A+bar d b)(xi-A)/g c)(xi+...

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  14. If sum fi di =1885 and sum fi=100, then the value of bar d is...a)1.88...

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  15. The formula of mode is....a)L+[(f1-f0)/(2f1-f0-f2)] xxh b)L-[(f1-f0)/(...

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  16. The formula to find mean by step deviation method is....a)(sum fiui)/(...

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  17. A pie diagram represents the number of valid votes obtained by four st...

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  18. A pie diagram represents the number of valid votes obtained by four st...

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  19. A pie diagram represents the number of valid votes obtained by four st...

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  20. A pie chart gives the marks scored in an examination by a student in v...

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  21. A pie chart gives the marks scored in an examination by a student in v...

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