What is the formula for calculating the cumulative frequency?
Share and discuss the best content and new marketing ideas, build your professional profile and become a better marketer together.
What is the formula for calculating the cumulative frequency?
The formula for calculating cumulative frequency is straightforward. It involves adding the frequency of each category or interval to the cumulative total of the previous categories.
Here’s the step-by-step process:
Mathematically, it can be expressed as:
For example, if you have the following frequencies:
The cumulative frequencies would be:
This process helps to understand the accumulation of data points across categories.