EduSahara™ Assignment
Name : Median of Frequency Distribution
Chapter : Statistics
Grade : CBSE Grade IX
License : Non Commercial Use
Question
1
1.
Heights of 15 students are given below. Find the median.
Height (in cm)
125
138
139
149
151
153
156
160
169
173
No. of students
1
1
2
2
2
2
1
1
2
1
(i)
153
cm
(ii)
150
cm
(iii)
151
cm
(iv)
152
cm
(v)
149
cm
Question
2
2.
Heights of 25 plants are given below. Find the median.
Height (in cm)
51
60
63
70
72
73
78
85
91
95
100
No. of plants
2
3
2
1
4
5
1
1
2
1
3
(i)
74
cm
(ii)
72
cm
(iii)
73
cm
(iv)
71
cm
(v)
75
cm
Question
3
3.
Ages of 30 students are given below. Find the median.
Age (in years)
10
11
12
13
14
15
No. of students
6
5
6
4
6
3
(i)
11
years
(ii)
12
years
(iii)
13
years
(iv)
10
years
(v)
14
years
Question
4
4.
Scores of 15 students are given below. Find the median.
Score
70
71
74
78
79
85
86
No. of students
3
2
4
2
2
1
1
(i)
76
(ii)
75
(iii)
72
(iv)
73
(v)
74
Question
5
5.
Rainfall of 20 days are given below. Find the median.
Rainfall (in mm)
5
7
8
10
14
15
No. of days
4
1
2
3
4
6
(i)
11
mm
(ii)
14
mm
(iii)
12
mm
(iv)
13
mm
(v)
10
mm
Question
6
6.
Temperatures of 25 days are given below. Find the median.
Temperature (in degree C)
25
26
27
28
30
31
32
33
34
35
No. of days
3
2
4
2
2
3
2
1
3
3
(i)
28
°C
(ii)
32
°C
(iii)
29
°C
(iv)
31
°C
(v)
30
°C
Question
7
7.
Weights of 10 students are given below. Find the median.
Weight (in kg)
41
44
46
47
50
52
56
59
No. of students
1
1
1
1
1
2
1
2
(i)
52
kg
(ii)
49
kg
(iii)
53
kg
(iv)
50
kg
(v)
51
kg
Question
8
8.
Wages of 30 labourers are given below. Find the median.
Wage (in rupees)
335
365
381
383
388
393
438
483
No. of labourers
2
2
6
2
5
4
2
7
(i)
₹
388.00
(ii)
₹
390.00
(iii)
₹
386.00
(iv)
₹
389.00
(v)
₹
387.00
Assignment Key
1) (iii)
2) (iii)
3) (ii)
4) (v)
5) (iii)
6) (v)
7) (v)
8) (i)
