Sum of the averages of the process steps = 115 which is greater then the average for the entire interval. I can understand why this is happening on a high level internally (assuming that my average is ...

Corrected: An earlier version of this story provided an incorrect figure for how many states surpassed the international average for 8th graders in math and science. The figure for math is 35 states; ...

Every two years, hundreds of thousands of American fourth and eighth grade students take a test called the National Assessment of Educational Progress. The test evaluates students’ reading and math ...