【简答题】【消耗次数：1】
依据统计数据的收集方法不同，可将其分为[填空]数据和 实验数据 数据。
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【简答题】
依据统计数据的收集方法不同，可将其分为[填空]数据和 实验数据 数据。
【简答题】
依据统计数据的收集方法不同，可将其分为[填空1][填空2]数据和 实验数据 数据。
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依据统计数据的收集方法不同，可将其分为 观测数据 数据和[填空1][填空2]数据。
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收集的属于不同时间上的数据称为[填空]数据。
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