EduSahara™ Worksheet

Question 1

1.

The scores obtained by 8 students in a test are given below. Find the mode.
11

3

11

3

5

6

8

3

(i)

3
(ii)

11
(iii)

8
(iv)

6

5
7
(v)

6

Question 2

2.

The marks obtained by 11 students in a test are given below. Find their mode marks.

11

4

19

46

48

8

7

21

40

4

34

(i)

4
(ii)

3
(iii)

5
(iv)

6
(v)

1

Question 3

3.

Heights of 16 students (in cm) are given below. Find the mode height.

141

129

158

167

170

155

132

157

129

129

129

144

147

129

157

129

(i)

128

cm
(ii)

131

cm
(iii)

129

cm
(iv)

130

cm
(v)

127

cm

Question 4

4.

Heights of 11 plants (in cm) are given below. Find the mode height.

99

79

79

69

95

57

95

100

89

91

79

(i)

80

cm
(ii)

81

cm
(iii)

77

cm
(iv)

78

cm
(v)

79

cm

Question 5

5.

Ages of 14 students (in years) are given below. Find the mode age.

13

12

12

11

14

12

12

12

10

13

11

14

10

12

(i)

12

years
(ii)

13

years
(iii)

10

years
(iv)

11

years
(v)

14

years

Question 6

6.

Rainfall of 13 days (in mm) are given below. Find the mode rainfall.

9

10

8

9

8

7

14

10

14

12

14

15

14

(i)

14

mm
(ii)

15

mm
(iii)

13

mm
(iv)

12

mm
(v)

16

mm

Question 7

7.

Scores of 12 students are given below. Find the mode score.

71

77

77

74

70

80

73

74

83

79

77

77

(i)

78
(ii)

75
(iii)

79
(iv)

76
(v)

77

Question 8

8.

Temperatures of 16 days (in °C) are given below. Find the mode temperature.

29

28

26

27

35

34

28

26

30

29

29

30

31

33

33

29

(i)

28

°C
(ii)

30

°C
(iii)

27

°C
(iv)

31

°C
(v)

29

°C

Question 9

9.

Weights of 12 students (in kg) are given below. Find the mode weight.

57

58

53

47

40

59

51

41

48

53

44

53

(i)

51

kg
(ii)

54

kg
(iii)

53

kg
(iv)

55

kg
(v)

52

kg

Question 10

10.

Daily wages of 13 labourers (in ₹) are given below. Find the mode wage.

366

368

376

486

495

447

356

375

374

371

476

442

356

(i)

₹

358.00
(ii)

₹

355.00
(iii)

₹

356.00
(iv)

₹

354.00
(v)

₹

357.00

Question 11

11.

Find the Mode when Median is 33.3 and Mean is 32.9.

(i)

34.1
(ii)

35.1
(iii)

33.1
(iv)

36.1
(v)

32.1

Question 12

12.

Find the Mode when Median is 70 and Mean is 20.

(i)

171
(ii)

172
(iii)

168
(iv)

169
(v)

170

Question 13

13.

The mean and median of a uni-modal grouped data are 65.1 and 31.6 respectively. Find the mode of the data.

(i)

133.1
(ii)

132.1
(iii)

130.1
(iv)

131.1
(v)

134.1

Question 14

14.

The mean and median of a uni-modal grouped data are 89 and 22 respectively. Find the mode of the data.

(i)

223
(ii)

221
(iii)

224
(iv)

225
(v)

222

Question 15

15.

Emperical relation between Mean, Median and Mode is

(i)

Mode = 3Median - 2Mean
(ii)

Mode = 2Median - 3Mean
(iii)

Mode = 3Median + 2Mean
(iv)

Mode = 3Median - 3Mean

Assignment Key