EduSahara™ Worksheet

EduSahara™ Assignment

Name : Median of Frequency Distribution

Chapter : Mean and Median of Ungrouped Data

Grade : ICSE Grade IX

License : Non Commercial Use

Question 1

1.

Heights of 30 students are given below. Find the median.

Height (in cm)

126

129

130

138

141

153

163

167

171

175

No. of students

4

2

1

3

4

4

1

4

4

3

(i)

153

cm
(ii)

155

cm
(iii)

152

cm
(iv)

154

cm
(v)

151

cm

Question 2

2.

Heights of 20 plants are given below. Find the median.

Height (in cm)

61

64

79

81

86

87

99

No. of plants

2

2

6

2

2

3

3

(i)

80

cm
(ii)

79

cm
(iii)

78

cm
(iv)

82

cm
(v)

81

cm

Question 3

3.

Ages of 10 students are given below. Find the median.

Age (in years)

11

12

13

14

15

No. of students

3

3

1

1

2

(i)

12

years
(ii)

10

years
(iii)

11

years
(iv)

14

years
(v)

13

years

Question 4

4.

Scores of 25 students are given below. Find the median.

Score

70

72

73

75

76

78

80

88

89

No. of students

1

2

5

4

2

2

3

4

2

(i)

74
(ii)

78
(iii)

75
(iv)

77
(v)

76

Question 5

5.

Rainfall of 30 days are given below. Find the median.

Rainfall (in mm)

5

6

7

8

9

10

11

12

13

14

15

No. of days

1

1

4

4

1

1

4

4

2

2

6

(i)

10

mm
(ii)

12

mm
(iii)

9

mm
(iv)

13

mm
(v)

11

mm

Question 6

6.

Temperatures of 15 days are given below. Find the median.

Temperature (in degree C)

25

27

28

29

30

32

33

No. of days

3

1

4

1

3

2

1

(i)

30

°C
(ii)

26

°C
(iii)

29

°C
(iv)

28

°C
(v)

27

°C

Question 7

7.

Weights of 10 students are given below. Find the median.

Weight (in kg)

41

45

49

51

52

53

No. of students

1

1

3

3

1

1

(i)

52

kg
(ii)

51

kg
(iii)

48

kg
(iv)

49

kg
(v)

50

kg

Question 8

8.

Wages of 25 labourers are given below. Find the median.

Wage (in rupees)

345

352

356

361

409

419

421

484

No. of labourers

1

4

2

5

1

3

3

6

(i)

₹

410.00
(ii)

₹

407.00
(iii)

₹

409.00
(iv)

₹

411.00
(v)

₹

408.00

Assignment Key