描述性统计

a = [[1,np.nan,9],[2,8,3],[3,5,np.nan]]

data = DataFrame(a,index=["0","1","2"],columns=["a","b","c"])

print(data)

print(data.sum())

print(data.sum(axis=1))

print(data.mean(axis=1))

print(data.mean(axis=1,skipna=False))

print(data.idxmax())

print(data.idxmin())

print(data.cumsum())

print(data.describe())