Mathematics
Construct a combined histogram and frequency polygon for the following distribution:
| Classes | Frequency |
|---|---|
| 91 - 100 | 16 |
| 101 - 110 | 28 |
| 111 - 120 | 44 |
| 121 - 130 | 20 |
| 131 - 140 | 32 |
| 141 - 150 | 12 |
| 151 - 160 | 4 |
Related Questions
Draw a histogram showing marks obtained by the students of a school in a Mathematics paper carrying 60 marks.
Marks Students 0 - 10 4 10 - 20 5 20 - 30 10 30 - 40 8 40 - 50 30 50 - 60 40 In a class of 60 students, the marks obtained in a surprise test were as under :
Marks No. of students 14 - 20 4 20 - 26 10 26 - 32 9 32 - 38 15 38 - 44 12 44 - 50 5 50 - 56 3 56 - 62 2 Represent the above data by a histogram and a frequency polygon.
The data given below represent the marks obtained by 35 students:
21 26 21 20 23 24 22 19 24
26 25 23 26 29 21 24 19 25
26 25 22 23 23 27 26 24 25
30 25 23 28 28 24 28 28
Taking class intervals 19 - 20, 21 - 22 etc., make a frequency distribution for the above data.
Construct a combined histogram and frequency polygon for the distribution.
The electricity bills (in rupees) of 40 houses in a locality are given below :
78 87 81 52 59 65 101 108 115 95
98 65 62 121 128 63 76 84 89 91
65 101 95 81 87 105 129 92 75 105
78 72 107 116 127 100 80 82 61 118
Form a frequency distribution table with a class size of 10. Also represent the above data with a histogram and frequency polygon.