Question: Write a method called average that returns the average of the values in the list as a real number. For example, if a variable called

Write a method called average that returns the average of the values in the list as a real number. For example, if a variable called list stores [11, –7, 3, 42, 0, 14], the call of list.average() should return 10.5. If the list is empty, average should return 0.0.

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