Calculating array stats
Not only can you perform elementwise calculations on NumPy arrays, you can also calculate summary stats such as mean and standard deviation of arrays using functions from NumPy.
numpy is imported as np and the array prices (from the previous exercise) is available in your workspace.
This exercise is part of the course
Introduction to Python for Finance
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Calculate the mean
prices_mean = np.____(____)
print(prices_mean)