Have you looked at the statistics? Do you think you can glance at a graph and have better insight than someone that has carefully studied the underlying data, i

Have you looked at the statistics? Do you think you can glance at a graph and have better insight than someone that has carefully studied the underlying data, including run a regression over it? Do you realise that the trend line slope has a t-stat of 4.36? Did you notice that all lines contained within the 95% confidence interval for the trend are negatively sloped?