1. The problem is to analyze the rainfall data for five cities: Raleigh, Chicago, Seattle, Orlando, and Los Angeles, with rainfall amounts 2, 4, 7, 5, and 2 inches respectively.
2. We can find the mean (average) rainfall using the formula:
$$\text{Mean} = \frac{\text{Sum of all rainfall amounts}}{\text{Number of cities}}$$
3. Calculate the sum of rainfall amounts:
$$2 + 4 + 7 + 5 + 2 = 20$$
4. Calculate the mean rainfall:
$$\text{Mean} = \frac{20}{5} = 4$$
5. The mean rainfall across these cities is 4 inches.
6. We can also find the median rainfall by ordering the rainfall amounts:
$$2, 2, 4, 5, 7$$
The median is the middle value, which is 4 inches.
7. The mode is the rainfall amount that appears most frequently, which is 2 inches (appears twice).
Summary:
- Mean rainfall: 4 inches
- Median rainfall: 4 inches
- Mode rainfall: 2 inches
Rainfall Analysis F3991B
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