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What is the Python keyword that allows us to use a library?
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What are the first two arguments to the matplotlib scatter() function?
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Jupyter Notebooks can be thought of as a data scientist’s lab workbook. True or false?
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If I create a numpy array like this: data = [[1,2], [3,4], [5,6]] data = np.array(data) What would data[:,1] give me?
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What is the correct syntax to retrieve [2,4,6] if I declare a numpy array like this? Select all that apply. data = [[1,2], [3,4], [5,6]] data = np.array(data)
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If I have a two-dimensional NumPy array called data, does np.mean(data) calculate the mean along in a column-wise fashion?
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Which of the following methods will calculate the column-wise mean of a NumPy array we have declared like this: data = [[1,2], [3,4], [5,6]] data = np.array(data) Select all that apply.
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How do I plot multiple datasets on the same graph?
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In the following line, why do I put two variable names in front of the function call? fig, graph = plt.subplots()
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Which submodule does the Ellipse and other shape functionalities appear in, in matplotlib?
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K-means assigns points to clusters by selecting the cluster with a mean closest to the point. True or False?
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Which function can be used to compute the Euclidean distance between two points?
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Which syntax computes the distance between two points x1 and x2, where negative values should also work? Select all that apply:
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Briefly, what does a list comprehension do?
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Which function is being called on all items in the list in this list comprehension? [np.sqrt(d) for d in np.ones(10)]
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Which code normalises the first value into the range 0-1, where values are declared like this: values = [-100.0, 10.0, 57.0, 260.0]
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How do you get a column-wise minimum using NumPy, assuming you have a two dimensional array called data?
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