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Q.5 How to swap two columns in a 2d numpy array? (Swap columns 1 and 2 in the array arr). Q.6 Consider the following ndarrays: ... Q.9How to sort a 2D array by a column? Q.10 Consider following ndarrays: ... PYTHON PANDAS) Q.1 Name some common data structures of python’s pandas library. Q.2 Given a list L=[3,4,5] and an ndarray N having ... ................
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