Earlier quoted context omitted.
I presume "grade level" was defined by the median student some time ago and has not been adjusted since. The fact that it's going down seems like bad news. EDIT: It seems the headline is misleading and my take is not accurate.
It’s not really going down. There are years it was worse and years it was better. It seems like it’s staying fairly consistent around the original threshold, which appears to be close the median. But I’d note the first year observed was lower than this last year observed, so it couldn’t have been the actual median. They probably intentionally picked a level below the median as the threshold to convince people to frea…
The conclusion to take from this is that the pandemic had a mild negative impact on test results, but otherwise everything is fine, and actually marginally improved since these metrics were first established.