Why do we center variables
{"Image DocumentName": "Why do we center variables?", "Image ImageDescription": "Level1:engagement= t_ t_100 Math. + t_100 Hispanic. + t_101 Math Hispanic. + C Hispanic. + B + A. + residual. Imagine we have to report to teachers. their students\u2019 average engagement score. We want to use B + t_000. To be clear about. Meaning of t_000 part, we could center variables, if it makes sense.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}