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 15 students are given below. Find the median.

Height (in cm)

131

135

144

145

147

154

162

168

175

No. of students

2

1

1

2

3

1

2

2

1

(i)

148

cm
(ii)

147

cm
(iii)

149

cm
(iv)

146

cm
(v)

145

cm

Question 2

2.

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

Height (in cm)

50

52

61

68

75

76

81

87

No. of plants

4

2

2

1

4

1

1

5

(i)

75

cm
(ii)

74

cm
(iii)

77

cm
(iv)

73

cm
(v)

76

cm

Question 3

3.

Ages of 15 students are given below. Find the median.

Age (in years)

10

12

13

14

15

No. of students

1

6

3

1

4

(i)

11

years
(ii)

15

years
(iii)

14

years
(iv)

13

years
(v)

12

years

Question 4

4.

Scores of 20 students are given below. Find the median.

Score

70

73

76

77

78

79

81

89

90

No. of students

1

2

2

2

1

4

2

5

1

(i)

79
(ii)

77
(iii)

78
(iv)

80
(v)

81

Question 5

5.

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

Rainfall (in mm)

5

6

7

8

11

13

15

No. of days

3

3

4

4

5

4

7

(i)

13

mm
(ii)

11

mm
(iii)

9

mm
(iv)

12

mm
(v)

10

mm

Question 6

6.

Temperatures of 20 days are given below. Find the median.

Temperature (in degree C)

25

27

28

29

30

33

35

No. of days

4

2

3

1

1

4

5

(i)

59
2

°C
(ii)

63
2

°C
(iii)

61
2

°C
(iv)

30

°C

Question 7

7.

Weights of 15 students are given below. Find the median.

Weight (in kg)

41

42

48

49

50

52

53

55

59

No. of students

2

1

2

1

1

2

1

1

4

(i)

51

kg
(ii)

50

kg
(iii)

52

kg
(iv)

53

kg
(v)

54

kg

Question 8

8.

Wages of 15 labourers are given below. Find the median.

Wage (in rupees)

319

325

335

362

367

397

422

473

483

498

No. of labourers

2

1

3

1

1

2

1

1

1

2

(i)

₹

365.00
(ii)

₹

367.00
(iii)

₹

366.00
(iv)

₹

368.00
(v)

₹

369.00

Assignment Key