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Construct a frequency polygon for the fo...

Construct a frequency polygon for the following data: Age (in year)   0-2     2-4     4-6    6-8     8-10   10-12 12-14    14-16 16-18 Frequency    2      4      6       8        9        6        5        3        1

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Construct a frequency polygon for the following data. {:("Calss Interval","Frequency"),(10-14,5),(15-19,8),(20-24,12),(25-29,9),(30-34,4):}

Construct a frequency table for the following data: (i) 6,7,5, 6, 8, 9, 5, 5, 6, 7, 8, 9, 8, 10, 10, 9, 8, 10, 5, 7, 6,8 (ii) 3,2,1,5, 4, 3, 2, 5, 5, 4, 2, 2, 2, 1,4,1,5,4

Find the mean deviation from the mean for the following data: 5 2 9 10 12 15 8 6 2 2 2 6

The ages of 40 students are given in the following table: Age(in yrs) 12 13 14 15 16 17 18 Frequency 2 4 6 9 8 7 4 Find the arithmetic mean.

Find the standard deviation for the following data :5,9,8,12,6,10,6,8

Calculate mean deviation from the median of the following data: Class interval: 0-6 6-12 12-18 18-24 24-30 Frequency 4 5 3 6 2

Calculate mean deviation from the median of the following data: Class interval: 0-6 6-12 12-18 18-24 24-30 Frequency 4 5 3 6 2

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RD SHARMA ENGLISH-GRAPHICAL REPRESENTATION OF STATISTICAL DATA-All Questions
  1. Find out the mean of 12,10,20

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  2. For the following data, draw a histogram and a frequency polygon: ...

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  3. The marks scored by 750 students in an examination are given in the...

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  4. Construct a frequency polygon for the following data: Age (in year) ...

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  5. The following are the scores of two groups of class IV students in ...

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  6. First find the frequencies of 2,2,3,3,3,3,3,5,6,6,6,8 and then find mo...

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

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  8. Find average speed of 40m/s and 50m/s.

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  9. Find the average height of 150cm,140cm,160cm.

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  10. If Ramesh score 50 marks in English and 60 marks in Math. Find out the...

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  11. Find mean and mode of 2,2,3,1.

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  12. Draw a histogram for the daily earnings of 30 drug stores in the fo...

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  13. The monthly profits (in Rs.) of 100 shops are distributed as follows: ...

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  14. Which one of the following is not the graphical representation of s...

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  15. In a frequency distribution, ogives are graphical representation o...

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  16. A frequency polygon is constructed by plotting frequency of the clas...

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  17. Mean is also known as (a) median (b) average (c) range (d) f...

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  18. In a histogram the class intervals or the groups are taken along ...

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  19. A histogram is a pictorial representation of the grouped data in whi...

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  20. In a histogram, each class rectangle is constructed with base as fr...

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