Question
In the formula $\bar{\text{x}}=\text{a}+\Big(\frac{\sum\text{f}_\text{i}\text{u}_\text{i}}{\sum\text{f}_\text{i}}\Big)\times\text{h},\text{u}_\text{i}=$ _________.
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Answer
In the formula $\bar{\text{x}}=\text{a}+\Big(\frac{\sum\text{f}_\text{i}\text{u}_\text{i}}{\sum\text{f}_\text{i}}\Big)\times\text{h},\text{u}_\text{i}=$ $\frac{\text{x}_\text{i}-\text{a}}{\text{h}}$
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