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Find the median of the following frequen...

Find the median of the following frequency distribution :
`{:("Weekly wages (in ₹) ","Number of workers "),(" "60-69," "5),(" "70-79," "15),(" "80-89," "20),(" "90-99," "30),(" "100-109," "20),(" "110-119," "8):}`

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Find the missing frequencies f_(1) and f_(2) in the following frequency distribution, if n = 100 and median is is 32 {:("Class ", "frequency " (f_(i))),(0-10," "10),(10-20," "f_(1)),(20-30," "25),(30-40," "30),(40-50," "f_(2)),(50-60," "10),("Total "," "100):}

KUMAR PRAKASHAN-STATISTICS-Test your Skills
  1. Find the mean of the following frequency distribution : {:("Class...

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  2. The mean of the following distribution is 18. The frequency f in the ...

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  3. Find the mean marks of students for the following distribution. {:(...

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  4. An aircraft has 120 passenger seats. The number of seats occupied du...

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  5. The frequency distribution of the lifetimes of 400 T.V. picture tube...

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  6. During a medical check up to 35 students, their weights were recorded...

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  7. Find the missing frequency f for the following data if the mode for t...

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  8. The following table gives the heights (in cm) of a group of 55 stud...

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  9. Find the mode of the following data : {:("Marks ","Number of student...

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  10. If the mode of the following data is 45. find x and y given sumf(t) =...

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  11. The table below shows the salartes of 280 persons : {:("Salary (in...

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  12. The median of the following data is 50. find the values of p and q if ...

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  13. Size of agriultural holdings in a survey of 200 families is given i...

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  14. If the median of the following data is 240 then find the value of f. ...

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  15. Find the median of the following frequency distribution : {:("Weekl...

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  16. The daily rainfall record of a ciry for 66 days is given in the fol...

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  17. The distribution of heights (in cm) of 96 children is given below :...

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  18. During the medical check-up of 36 students of a class. their weight...

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