Discrete Frequency Distribution
A discrete frequency distribution represents distinct values $$x_i$$ together with their frequencies $$f_i$$.
$$\begin{array}{c|cccc}x_i&x_1&x_2&\cdots&x_k\\f_i&f_1&f_2&\cdots&f_k\end{array}$$
Usage
- Used when individual observations and their frequencies are known.
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