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The mark of a class test are given below...

The mark of a class test are given below 28, 26,17, 12, 14, 19, 27, 26, 21, 16, 15. The median of marks obtained is……………

A

17

B

18

C

19

D

16

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The marks of a class test are given below: 28,26,17,12,14,19,27,26,21,16,16 Find the median

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The marks scored by 20 students in a Science test (30 marks) are given below : 8, 7, 12, 17, 20, 11, 16, 21, 28, 25, 27, 18, 20, 19, 7, 29, 16, 15, 20, 27. Using the data answer the following questions : What is the frequency of score 27?

The marks scored by 20 students in a Science test (30 marks) are given below : 8, 7, 12, 17, 20, 11, 16, 21, 28, 25, 27, 18, 20, 19, 7, 29, 16, 15, 20, 27. Using the data answer the following questions : How many students scored the lowest marks?

The marks scored by 20 students in a Science test (30 marks) are given below : 8, 7, 12, 17, 20, 11, 16, 21, 28, 25, 27, 18, 20, 19, 7, 29, 16, 15, 20, 27. Using the data answer the following questions : How many students scored 20 marks?

The marks scored by 20 students in a Science test (30 marks) are given below : 8, 7, 12, 17, 20, 11, 16, 21, 28, 25, 27, 18, 20, 19, 7, 29, 16, 15, 20, 27. Using the data answer the following questions : How many students scored more than 20 marks?

The median of the given data. 6, 8, 9, 15, x, x +1 , 21, 22, 25, 29 is 17.5. Find the value of x.

CHETANA PUBLICATION-STATISTICS-Exercise
  1. From following table, what is the cumulative frequency of less than ty...

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  2. The mean of the data 87, 92, 63, 78, 92, 59, 72, 66, is……..

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  3. The mark of a class test are given below 28, 26,17, 12, 14, 19, 27, 26...

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  4. The mode of 18, 14, 22, 23, 14, 18, 17, 18, 28, 28, 14, 25, 14 is……………

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  5. The mean of eleven number is 47. If a number is added then the mean is...

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  6. A cricket player scored run in different matches as follows : 36, 41, ...

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  7. Classify following information as primary data or secondary data. Numb...

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  8. Classify following information as primary data or secondary data.Numbe...

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  9. Classify following information as primary data or secondary data.Elect...

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  10. Classify following information as primary data or secondary data.Elect...

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  11. Classify following information as primary data or secondary data. Lete...

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  12. All 30 members of a 'Nature Club' in a school planted trees in the fou...

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  13. The consumption of electricity for one month (in units of 40 houses in...

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  14. Find the class mark of the class 0.5 to20.5

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  15. For class interval 35-45 write the lower class limit and the upper cla...

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  16. Complete the following table.

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  17. Complete the followiing commulative frequency.

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  18. Using the data in Q.9 answer the question. How many forms yield more t...

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  19. Using the data in Q.9 answer the question. How many forms yield more t...

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  20. Using the data in Q.9 answer the question. How many forms yield more t...

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