Question

Construct a histogram for the following data: | Monthly School fee (in ₹) | 30 – 60 | 60 – 90 | 90 – 120 | 120 – 150 | 150 – 180 | 180 – 210 | 210 – 240 | |---|---|---|---|---|---|---|---| | No of Schools | 5 | 12 | 14 | 18 | 10 | 9 | 4 |

The following table gives the marks scored by 100 students in an entrance examination. | Mark | 0-10 | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 | 70-80 | |------|------|-------|-------|-------|-------|-------|-------|-------| | No. of Students (Frequency): | 4 | 10 | 16 | 22 | 20 | 18 | 8 | 2 | Represent this data in the form of a histogram.

To draw a histogram to represent the following frequency distribution: | Class interval | 5–10 | 10–15 | 15–25 | 25–45 | 45–75 | |----------------|------|-------|-------|-------|-------| | Frequency | 6 | 12 | 10 | 8 | 15 | The adjusted frequency for the class 25–45 is

A teacher is a person whose professional activity involves planning, organizing, and conducting group activities to develop student's knowledge, skills, and attitudes as stipulated by educational programs. Teachers may work with students as a whole class, in small groups or one-to-one, inside or outside regular classrooms. In this indicator, teachers are compared by their average age and work experience measured in years. For the same in 2015, the following distribution of ages (in years) of primary school teachers in a district was collected to evaluate the teacher on the above-mentioned criterion.