EduSahara™ Assignment
Name : Median of Frequency Distribution
Chapter : Statistics
Grade : CBSE Grade IX
License : Non Commercial Use
Question
1
1.
Heights of 30 students are given below. Find the median.
Height (in cm)
128
136
149
150
151
154
158
169
No. of students
3
3
4
2
3
7
4
4
(i)
309
2
cm
(ii)
305
2
cm
(iii)
153
cm
(iv)
307
2
cm
Question
2
2.
Heights of 25 plants are given below. Find the median.
Height (in cm)
57
59
61
66
70
72
80
88
89
92
No. of plants
2
2
3
3
4
2
1
5
2
1
(i)
70
cm
(ii)
71
cm
(iii)
68
cm
(iv)
72
cm
(v)
69
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
2
1
3
1
3
(i)
11
years
(ii)
15
years
(iii)
14
years
(iv)
12
years
(v)
13
years
Question
4
4.
Scores of 30 students are given below. Find the median.
Score
76
78
80
84
85
88
No. of students
2
5
3
8
6
6
(i)
84
(ii)
86
(iii)
82
(iv)
83
(v)
85
Question
5
5.
Rainfall of 20 days are given below. Find the median.
Rainfall (in mm)
5
6
7
9
10
12
13
14
No. of days
4
2
1
1
3
3
4
2
(i)
9
mm
(ii)
12
mm
(iii)
8
mm
(iv)
10
mm
(v)
11
mm
Question
6
6.
Temperatures of 10 days are given below. Find the median.
Temperature (in degree C)
25
26
31
32
33
No. of days
1
1
4
3
1
(i)
32
°C
(ii)
31
°C
(iii)
33
°C
(iv)
29
°C
(v)
30
°C
Question
7
7.
Weights of 10 students are given below. Find the median.
Weight (in kg)
42
49
50
52
58
59
No. of students
1
1
1
2
3
2
(i)
55
kg
(ii)
53
kg
(iii)
57
kg
(iv)
56
kg
(v)
54
kg
Question
8
8.
Wages of 15 labourers are given below. Find the median.
Wage (in rupees)
304
324
350
372
412
448
461
464
468
No. of labourers
1
3
1
2
1
1
1
3
2
(i)
₹
411.00
(ii)
₹
410.00
(iii)
₹
413.00
(iv)
₹
414.00
(v)
₹
412.00
Assignment Key
1) (ii)
2) (i)
3) (v)
4) (i)
5) (iv)
6) (ii)
7) (i)
8) (v)
