Using good variable names

Just like functions, descriptive variable names can make your code much more readable. In this exercise, you'll write some code using good variable naming practices.

There's not always a clear best name for a variable. The exercise has been written to try and make a clear best choice from the provided options.

This exercise is part of the course

Software Engineering Principles in Python

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Exercise instructions

Choose the best variable name to hold the sample of pupil diameter measurements in millimeters from the following choices: d, diameter, pupil_diameter, or pupil_diameter_in_millimeters.
Take the mean of the measurements and assign it to a variable. Choose the best variable name to hold this mean from the following options: m, mean, mean_diameter, or mean_pupil_diameter_in_millimeters.
Print the resulting average pupil diameter.

Hands-on interactive exercise

Have a go at this exercise by completing this sample code.

from statistics import mean

# Sample measurements of pupil diameter in mm
____ = [3.3, 6.8, 7.0, 5.4, 2.7]

# Average pupil diameter from sample
____ = mean(____)

print(____)

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