Write the mark wise frequencies in the following frequency distribution table.

Write mid-values of the following frequency distribution.

Construct the class boundaries of the following frequency distribution table. Also construct less than cumulative and greater than cumulative frequency tables.

Construct the frequency polygons of the following frequency distributions. Sale of tickets for drama in an auditorium.

The variance of the following continuous frequency distribution is

Ages of 60 teachers in primary schools of a Mandal are given in the following frequency distribution table. Construct the Frequency polygon and frequency curve for the data without using the histogram. (Use separate graph sheets)

25 students in a class got the following marks in an assignment- 5, 6, 7, 5, 4, 2, 2, 9, 10, 2, 4, 7, 4, 6, 9, 5, 5, 4, 3, 7, 9, 5, 2, 4, 5, 7. The assignment was for 10 marks. Organise the data and represent in the form of a frequency distribution table using tally marks.