A 47-year-old woman has had a temperature of 38.6°C document…

A 47-year-old woman has had a temperature of 38.6°C documented on multiple occasions over 4 weeks. She has had CBC, CMP, UA, chest X-ray, and blood cultures performed in the outpatient setting—all without a diagnosis. Does she meet criteria for fever of unknown origin?

One hundred psychiatric patients were assigned to one of two…

One hundred psychiatric patients were assigned to one of two groups (Group A and Group B). Group A received a new drug in pill form. Group B was given an identical-looking placebo pill. A panel of psychiatrists, who did not know which pill each participant received, evaluated all participants for levels of agitation after taking their respective pills. In this study, experiment bias was reduced by ________.