Question Pool Statistics

Statistics - SAMAGRA Question Pool & Answers | Class 10 English Medium

Kerala Syllabus SAMAGRA SCERT SAMAGRA Question Pool for Class 10 English Medium Maths Statistics

Qn 1.

The number of rubber sheets a farmer got in a week are given below

6, 10,11, 7, 12, 8, 9,

a) Find mean ?

b) Find median ?

Mean = 9

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Qn 2.

The daily wages of workers in a factory are given below .

500, 600, 700, 800, 900, 1000, 1100, 1200, 1300, 1400, 1500

a) Find median of their daily wages ?

b) While calculating the median a student wrongly write 15000 instead of 1500. Is there any change in her answer ? Justify ?

Median = 1000

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Qn 3.

The scores obtained by 10 students in mathematics examination are given below

15, 35, 20, 18, 40, 32, 28, 50, 45, 27

Find median score ?

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Qn 4.

The weights of 9 children are given below

18, 31, 35, 28, 17, 19, 32, 24, 20

Find median weight ?

Arranging in ascending order

17,18,19,20,24,28,31,32,35

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Qn 5.

The daily wage of 40 employees in an office are given below as a table.

 Daily wage No of families 1000 - 2000 4 2000 - 3000 9 3000 - 4000 11 4000 - 5000 8 5000 - 6000 6 6000 - 7000 2

Find the median of wage.

For identifying median as the mean of daily wages of 20th and 21st employee

For finding the

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Qn 6.

The power consumption of some families in the month of August is given below as a table.

 Power consumption (unit) No of families 150 - 160 15 160 - 170 20 170 - 180 12 180 - 190 8 190 - 200 10 Total 65

(1) The power consumption of which family comes as median

(2) Find the median

For preparing cumulative frequency table     33  rd family

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Qn 7.

The scores of  eight students in an examination is given below. Find the median of scores.

42, 16, 31, 36, 19, 41, 23, 14

(1) For writing in  ascending or descending order

(2) For finding the

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