You remember from your statistics classes that to get a smoother distribution of the temperatures and eliminate the small daily changes that you should use a moving average instead of the actual temperatures. Using the windowing within a ranking function to create a 4 day moving average, calculate the moving average for each day of the year.
You remember from your statistics classes that to get a smoother distribution of the temperatures and eliminate the small daily changes that you should use a moving average instead of the actual temperatures. Using the windowing within a ranking function to create a 4 day moving average, calculate the moving average for each day of the year.