"decreased accuracy" is correct and usable in written English.
You can use it to describe a situation where a measurement or calculation has been provided, but the accuracy of it has been reduced. For example, "The weather report's decreased accuracy caused the farmers to make inaccurate plans for their crops."
Increasing privacy protection requires decreased accuracy.
Tasks that are not well-practiced, and that vary on load/difficulty, are associated with more effortful controlled processing and subsequently have increased reaction time and decreased accuracy.
MK-801 and phencyclidine decreased accuracy at doses not reducing response rates.
A reduction of stimulus intensity resulted in decreased accuracy at all stimulus durations.
Scopolamine decreased accuracy of signal detection but did not differentially affect gonadectomized and sham-treated animals.
Dihydrotestosterone (0.5 mg/kg) decreased accuracy on non-signal trials during visual distractor sessions.
However, they showed decreased accuracy when having to control information related to episodic signals.
Inherent aberrations of the electromagnetic lenses and other instrumental factors affect the structure factors, however, resulting in decreased accuracy in the determined three-dimensional reconstruction.
Box plots of RT and accuracy in young adults from memory blocks show anti-phase stimulation significantly decreased accuracy (t17 = 3.359, P = 0.004, dz = 0.792) and increased RT (t17 = 2.928, P = 0.009, dz = 0.690), relative to sham.
He said that the fact that two police officers were shot made "for more frayed nerves," which he said decreased accuracy.
When delays were lengthened to 30 s, PCP also decreased accuracy in the PCP-treated rats to a greater extent than in saline-treated rats.
