MCQs
A score close to 1 means their tastes are very similar.
freedapi module requires a FRED API key that you can obtain for free on the FRED website.
DataFrame.from_dict operates like the DataFrame constructor except for the orient parameter which is 'columns' by default.
NumPy is the fundamental package for scientific computing with Python.
Experimental api to transform between sparse pandas and scipy.sparse structures.
Random data should not exhibit any structure in the lag plot.
Using TimedeltaIndex you can pass string-like, Timedelta, timedelta, or np.timedelta64 objects.
Bokeh is a Python interactive visualization library for large datasets that natively uses the latest web technologies.
rank is also a DataFrame method.
DataFrame.from_records takes a list of tuples or an ndarray with structured dtype.