為了培養(yǎng)學生的環(huán)境保護意識,某校組織校外小組對該市做空氣含塵調(diào)查,下面是一天每隔2小時測得的數(shù)據(jù)(單位:克/米3):0.03,0.04,0.02,0.03,0.04,0.01,0.03,0.03,0.04,0.05,0.01,0.03.

(1)求出這組數(shù)據(jù)的眾數(shù)和中位數(shù),

(2)若國家環(huán)保局對大氣飄塵的要求為平均值不超過0.025克/米3,問這天該城市的空氣是否符合國家環(huán)保局的要求?

答案:
解析:

解:由已知數(shù)據(jù)可列出下表:


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