# 第一步:创建汽车数据集
print("=" * 50)
print(" 汽车数据分析挖掘实验")
print("=" * 50)
print("🚗 第一步:创建汽车数据集...")
# 创建三种类型汽车的数据
economy_cars = [
[1.5, 1200, 5.2, 85000], # [排量(L), 重量(kg), 油耗(L/100km), 价格(元)]
[1.3, 1100, 4.8, 75000],
[1.6, 1250, 5.5, 90000]
]
family_cars = [
[2.0, 1500, 7.2, 150000],
[1.8, 1450, 6.8, 130000],
[2.2, 1600, 7.8, 170000]
]
luxury_cars = [
[3.0, 1800, 10.5, 350000],
[2.8, 1750, 9.8, 320000],
[3.5, 1900, 11.2, 400000]
]
print(f"数据集大小: 经济型({len(economy_cars)}), 家庭型({len(family_cars)}), 豪华型({len(luxury_cars)})")
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