A grouped frequency table is a way of presenting data in groups called classes close class A group created to contain a set of data. For example, the class 10 < 𝒙 < 20 contains values of 𝒙 ...

In a frequency table with grouped data the best we can do is find the group with the highest frequency. Number of albums: Frequency (f) 0-4: 10: 5-9: 12: 10-14: 6: 15-19: 2: Number of albums: ...