Overview: Matplotlib mistakes often come from poor layout, unclear labels, and wrong scale choices, not from the data itself.Clear plotting improves when scatte ...

Amid the pandemic, once normal activities are now peppered with questions and concerns. Can kids go back to crowded schools? Is it safe to eat dinner with friends? Should we worry about going for a ...

To quantify how America is changing, we used the diversity index, which measures the chance that two people chosen at random will not be the same race and ethnicity. A high score means a county has ...