Question

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)Ages 24 – 28 28 – 32 32 – 36 36 – 40 40 – 44 44 – 48No of teachers 12 10 15 9 8 6

Answer 1

Answer:

Histogram with frequency polygon attached

Step-by-step explanation:

Age Teachers

24-28 12

28-32 10

32-36 15

36-40 9

40-44 8

44-48 6

A frequency polygon is another type of frequency distribution graph. In a frequency polygon, the number of observations is marked with a single point at the midpoint of an interval. A straight line then connects each set of points.

Histogram: a graphical display of data using bars of different heights. It is similar to a Bar Chart, but a histogram groups numbers into ranges