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Creating a 2D array

Multi-dimensional arrays can be useful for several tasks. In finance, for example, a 2D array may be used to store the prices and earnings for various companies. Let's create this 2D array, stock_array, from a list of prices and earnings.

numpy is imported as np and the two lists prices and earnings are available in your workspace.

Deze oefening maakt deel uit van de cursus

Introduction to Python for Finance

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Praktische interactieve oefening

Probeer deze oefening eens door deze voorbeeldcode in te vullen.

# Create a 2D array of prices and earnings
stock_array = np.array(____)
print(stock_array)

# Print the shape of stock_array
print(stock_array.____)

# Print the size of stock_array
print(stock_array.size)
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