Unleashed (Skillet album) listing for "Unleashed" was released along with the album announcement. Unleashed (Skillet album) Unleashed is the ninth studio album by American Christian rock band Skillet, released on August 5, 2016. The album was announced on May 20, 2016, and a lyric video was released for the track "Feel Invincible" at the same time on the band's YouTube channel. Six days later, the band released a lyric video for the track "Stars" on their YouTube channel. On February 16, 2015, Skillet announced they were writing material for a new album with recording to begin in June with a potential release in
Differential item functioning Differential item functioning Differential item functioning (DIF) is a statistical characteristic of an item that shows the extent to which the item might be measuring different abilities for members of separate subgroups. Average item scores for subgroups having the same overall score on the test are compared to determine whether the item is measuring in essentially the same way for all subgroups. The presence of DIF requires review and judgment, and it does not necessarily indicate the presence of bias. DIF analysis provides an indication of unexpected behavior of items on a test. An item does not display DIF if