Subjects statistics

Mean Snow Days 3A8D2F

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Mean Snow Days 3A8D2F


1. The problem states that the mean number of snow days for the five districts is 5. 2. The mean (average) is calculated by the formula: $$\text{mean} = \frac{\text{sum of all values}}{\text{number of values}}$$ 3. We know the mean is 5 and there are 5 districts, so: $$5 = \frac{4 + 8 + 3 + 6 + x}{5}$$ where $x$ is the number of snow days in District 241. 4. Multiply both sides by 5 to clear the denominator: $$5 \times 5 = 4 + 8 + 3 + 6 + x$$ $$25 = 21 + x$$ 5. Subtract 21 from both sides to solve for $x$: $$x = 25 - 21$$ $$x = 4$$ 6. Therefore, the number of snow days in District 241 is 4.