“Trivia question for you. I kept temperature records for 100 days one year in Boston, starting August 15th (day “0”). What would you guess is the correlation between day# and temp? r=???”

Shane Frederick writes: Trivia question for you. I kept temperature records for 100 days one year in Boston, starting August 15th (day “0”). What would you guess is the correlation between day# and temp? r=??? Shane sends me this kind … Continue reading → …