EduSahara™ Assignment
Name : Frequency Distribution Table Metrics
Chapter : Statistics
Grade : ICSE Grade VIII
License : Non Commercial Use
Question
1
1.
Scores of 16 students are given below. Find the mode.
Score
75
76
79
82
84
89
No. of students
5
1
2
2
3
3
(i)
74
(ii)
76
(iii)
75
(iv)
73
(v)
77
Question
2
2.
Temperatures of 30 days are given below. Find the median.
Temperature (in degree C)
25
26
27
28
29
30
31
32
33
34
35
No. of days
2
5
1
1
2
3
1
3
3
7
2
(i)
65
2
°C
(ii)
32
°C
(iii)
67
2
°C
(iv)
63
2
°C
Question
3
3.
Weights of 15 students are given below. Find the mean.
Weight (in kg)
41
44
47
48
49
56
No. of students
5
1
2
3
1
3
(i)
719
15
kg
(ii)
734
15
kg
(iii)
47
kg
(iv)
704
15
kg
(v)
706
15
kg
Question
4
4.
Weights of 21 students are given below. Find the mode.
Weight (in kg)
41
42
44
46
47
48
49
51
56
60
No. of students
2
1
2
1
6
1
3
1
2
2
(i)
48
kg
(ii)
45
kg
(iii)
49
kg
(iv)
47
kg
(v)
46
kg
Question
5
5.
Weights of 15 students are given below. Find the median.
Weight (in kg)
42
44
45
46
51
57
58
No. of students
1
1
1
2
4
1
5
(i)
53
kg
(ii)
51
kg
(iii)
50
kg
(iv)
49
kg
(v)
52
kg
Question
6
6.
Wages of 20 labourers are given below. Find the mean.
Wage (in rupees)
308
326
340
357
372
385
401
No. of labourers
4
1
1
4
2
5
3
(i)
₹
361.90
(ii)
₹
359.90
(iii)
₹
360.10
(iv)
₹
360.00
(v)
₹
360.90
Question
7
7.
Wages of 26 labourers are given below. Find the mode.
Wage (in rupees)
352
393
421
425
477
478
482
492
499
No. of labourers
2
2
7
1
4
4
1
4
1
(i)
₹
420.00
(ii)
₹
422.00
(iii)
₹
423.00
(iv)
₹
419.00
(v)
₹
421.00
Question
8
8.
Wages of 30 labourers are given below. Find the median.
Wage (in rupees)
310
358
379
386
397
436
453
494
497
No. of labourers
4
3
3
6
2
3
2
2
5
(i)
₹
384.00
(ii)
₹
388.00
(iii)
₹
387.00
(iv)
₹
385.00
(v)
₹
386.00
Question
9
9.
Heights of 10 students are given below. Find the mean.
Height (in cm)
125
127
140
153
165
169
No. of students
1
2
2
1
2
2
(i)
146
cm
(ii)
147
cm
(iii)
150
cm
(iv)
149
cm
(v)
148
cm
Question
10
10.
Heights of 21 students are given below. Find the mode.
Height (in cm)
127
129
132
136
148
155
163
166
171
172
173
No. of students
4
3
2
2
1
1
1
1
2
3
1
(i)
125
cm
(ii)
126
cm
(iii)
127
cm
(iv)
129
cm
(v)
128
cm
Question
11
11.
Heights of 15 students are given below. Find the median.
Height (in cm)
128
132
133
143
150
153
155
No. of students
1
2
2
3
2
2
3
(i)
142
cm
(ii)
145
cm
(iii)
141
cm
(iv)
144
cm
(v)
143
cm
Question
12
12.
Heights of 25 plants are given below. Find the mean.
Height (in cm)
51
59
68
72
82
83
86
90
93
95
97
No. of plants
1
4
2
1
4
2
2
1
3
4
1
(i)
2009
25
cm
(ii)
2057
25
cm
(iii)
2007
25
cm
(iv)
2032
25
cm
(v)
2008
25
cm
Question
13
13.
Heights of 21 plants are given below. Find the mode.
Height (in cm)
53
68
69
76
83
88
89
94
No. of plants
1
3
2
7
2
2
1
3
(i)
74
cm
(ii)
78
cm
(iii)
75
cm
(iv)
77
cm
(v)
76
cm
Question
14
14.
Heights of 25 plants are given below. Find the median.
Height (in cm)
53
61
67
68
71
85
86
92
96
97
No. of plants
1
5
2
2
3
4
2
1
1
4
(i)
70
cm
(ii)
71
cm
(iii)
72
cm
(iv)
73
cm
(v)
69
cm
Question
15
15.
Ages of 15 students are given below. Find the mean.
Age (in years)
10
11
12
13
14
15
No. of students
2
6
1
2
2
2
(i)
197
15
years
(ii)
212
15
years
(iii)
61
5
years
(iv)
182
15
years
(v)
184
15
years
Question
16
16.
Ages of 31 students are given below. Find the mode.
Age (in years)
10
11
12
13
14
15
No. of students
5
4
5
5
7
5
(i)
15
years
(ii)
12
years
(iii)
16
years
(iv)
13
years
(v)
14
years
Question
17
17.
Ages of 25 students are given below. Find the median.
Age (in years)
10
11
12
13
14
15
No. of students
4
4
5
3
2
7
(i)
14
years
(ii)
11
years
(iii)
13
years
(iv)
10
years
(v)
12
years
Question
18
18.
Scores of 15 students are given below. Find the mean.
Score
70
71
77
78
81
84
87
88
No. of students
2
1
1
1
1
4
2
3
(i)
417
5
(ii)
408
5
(iii)
412
5
(iv)
409
5
(v)
407
5
Question
19
19.
Scores of 11 students are given below. Find the mode.
Score
75
76
78
80
83
87
89
90
No. of students
1
1
3
1
1
2
1
1
(i)
77
(ii)
76
(iii)
80
(iv)
78
(v)
79
Question
20
20.
Scores of 30 students are given below. Find the median.
Score
70
71
73
74
75
82
83
84
87
No. of students
3
5
1
4
1
3
3
5
5
(i)
83
(ii)
80
(iii)
81
(iv)
82
(v)
84
Question
21
21.
Rainfall of 10 days are given below. Find the mean.
Rainfall (in mm)
5
7
8
9
10
No. of days
3
1
2
2
2
(i)
43
5
mm
(ii)
8
mm
(iii)
48
5
mm
(iv)
39
5
mm
(v)
38
5
mm
Question
22
22.
Rainfall of 11 days are given below. Find the mode.
Rainfall (in mm)
5
7
8
11
14
15
No. of days
2
2
1
1
1
4
(i)
15
mm
(ii)
14
mm
(iii)
16
mm
(iv)
17
mm
(v)
13
mm
Question
23
23.
Rainfall of 30 days are given below. Find the median.
Rainfall (in mm)
6
7
8
9
11
12
13
14
15
No. of days
2
5
2
4
2
4
2
3
6
(i)
23
2
mm
(ii)
27
2
mm
(iii)
25
2
mm
(iv)
12
mm
Question
24
24.
Temperatures of 10 days are given below. Find the mean.
Temperature (in degree C)
26
27
30
32
33
34
No. of days
2
1
2
1
1
3
(i)
153
5
°C
(ii)
154
5
°C
(iii)
158
5
°C
(iv)
163
5
°C
(v)
31
°C
Question
25
25.
Temperatures of 26 days are given below. Find the mode.
Temperature (in degree C)
25
26
28
29
30
34
35
No. of days
6
4
2
4
5
2
3
(i)
27
°C
(ii)
24
°C
(iii)
26
°C
(iv)
25
°C
(v)
23
°C
Question
26
26.
Temperatures of 10 days are given below. Find the median.
Temperature (in degree C)
25
26
29
31
32
33
34
35
No. of days
2
1
1
1
2
1
1
1
(i)
67
2
°C
(ii)
65
2
°C
(iii)
63
2
°C
(iv)
32
°C
Question
27
27.
Weights of 15 students are given below. Find the mean.
Weight (in kg)
42
47
48
51
52
56
No. of students
1
3
3
1
2
5
(i)
51
kg
(ii)
254
5
kg
(iii)
256
5
kg
(iv)
264
5
kg
(v)
259
5
kg
Question
28
28.
Weights of 16 students are given below. Find the mode.
Weight (in kg)
41
42
44
46
47
48
51
52
57
No. of students
1
2
1
2
1
2
2
1
4
(i)
56
kg
(ii)
55
kg
(iii)
57
kg
(iv)
58
kg
(v)
59
kg
Question
29
29.
Weights of 10 students are given below. Find the median.
Weight (in kg)
41
42
47
51
53
56
57
No. of students
1
1
1
2
2
2
1
(i)
51
kg
(ii)
54
kg
(iii)
53
kg
(iv)
52
kg
(v)
50
kg
Question
30
30.
Wages of 30 labourers are given below. Find the mean.
Wage (in rupees)
352
372
373
376
389
390
396
407
462
465
No. of labourers
4
4
1
2
3
4
5
3
2
2
(i)
₹
395.43
(ii)
₹
393.50
(iii)
₹
394.43
(iv)
₹
393.47
(v)
₹
393.43
Question
31
31.
Wages of 21 labourers are given below. Find the mode.
Wage (in rupees)
312
335
371
385
394
399
490
No. of labourers
2
5
3
2
1
4
4
(i)
₹
335.00
(ii)
₹
337.00
(iii)
₹
336.00
(iv)
₹
333.00
(v)
₹
334.00
Question
32
32.
Wages of 10 labourers are given below. Find the median.
Wage (in rupees)
383
424
427
433
458
No. of labourers
1
1
4
2
2
(i)
₹
426.00
(ii)
₹
425.00
(iii)
₹
427.00
(iv)
₹
428.00
(v)
₹
429.00
Assignment Key
1) (iii)
2) (iv)
3) (iv)
4) (iv)
5) (ii)
6) (ii)
7) (v)
8) (v)
9) (v)
10) (iii)
11) (v)
12) (iii)
13) (v)
14) (ii)
15) (iv)
16) (v)
17) (v)
18) (v)
19) (iv)
20) (iv)
21) (v)
22) (i)
23) (i)
24) (i)
25) (iv)
26) (iii)
27) (ii)
28) (iii)
29) (iv)
30) (v)
31) (i)
32) (iii)
