Exercise 1: Solution

Further Resources

• Wrist PPG Dataset
• This is a great blog post by Casie Kozrykov who taught me statistics at Google! In it, she describes the dangers of overfitting your brain when you explore your data.
• Your dataset is a giant inkblot test
• Check out this StackOverflow discussion on the value of data exploration. From one of the responses:

Two weeks spent training a neuralnet can save you 2 hours looking at the input data

• And finally, a blog post from a machine learning practitioner on the data exploration.