Validation study and user experience study for a face measuring mobile application

This contract requires human participant testing to support validation of a mobile application Beta version developed by NIOSH. The primary objective of NIOSHs validation study is to estimate discrepancies between panel classifications and facial dimension measurements determined by calipers, currently the standard instrument for taking such measurements, and those determined by the mobile application. The contractor shall assist NIOSH in refining the study design and developing test protocols. The contractor shall recruit test participants of diverse face sizes and races/skin tones, to potentially include some participants whose face/head size fall outside the panels. The contractor shall perform all participant measurements and respirator fit testing. To complement the validation study,