“I think one of the simplest features—that’s nice for teachers with Study Island—is simply the fact that students have access to all the standards,” said Mr. Krause. “It really allows a teacher to be able to assign tasks and create assignments unique to a students’ readiness.”
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This October, we’re excited to announce a few new handy features that will provide meaningful data at your fingertips, offer additional assessment flexibility, support customizable data conversations, and deliver more learning path transparency.
Whenever we use instruments to measure things, whether it’s a yardstick to measure height, a clock to measure drive time, or a test to measure student ability, there is some amount of noise that can result in slightly different measurements each time. That noise is called measurement error. In educational testing, this measurement error is more often referred to as the standard error of measurement—abbreviated “SEM.”
In this video, we’re exploring standard deviation—the statistics term you may (or may not) remember but will find handy when it comes to analyzing your assessment data! Let’s take a closer look at what standard deviation is, and then how you can use it to make sense of your data, starting with a simple definition.