Formula of Mean: Know to How to Calculate Median for Grouped, Ungrouped data along with solved examples, questions with solution.

Once continuous data has been sorted into class intervals, it can be represented in a frequency chart, or a range of other types of graphs. These charts help to interpret the data.

When grouping data, it is important not to have an overlap of values in the class intervals. 0–5 and 5–10 would not be sensible groups as there is an overlap and 5 belongs in two class intervals.

Pitch-class sets (such as scales) can be characterized according to the inventory of possible intervals that can be formed by pairing all pitches in the set. The frequency of occurrence of various ...