Frequency distribution is an arrangement of the data which shows the frequency of different values or group of values of a variable. Summary table is called frequency distribution. Below is an example of how a frequency distribution is constructed to help in the understanding of the work. Raw data collected from a sample of 100 residents of Panhudan, Agoncillo, Batangas are enumerated to start with. The following are the observations (ages) gathered of 100 persons.