Define cumulative frequency.
Understand the Problem
The question is asking for the definition and explanation of the term 'cumulative frequency', which is a statistical concept used to summarize data.
Answer
Cumulative frequency is the total of a frequency and all frequencies in a frequency distribution until a certain defined class interval.
Cumulative frequency is the total of a frequency and all frequencies in a frequency distribution until a certain defined class interval.
Answer for screen readers
Cumulative frequency is the total of a frequency and all frequencies in a frequency distribution until a certain defined class interval.
More Information
Cumulative frequency helps in understanding the number of observations up to a specific class interval, which is useful in identifying trends and patterns in data.
Tips
Make sure to correctly sum all previous frequencies to avoid errors.