The phrase "a decrease in mean" is correct and usable in written English.
It can be used in contexts involving statistics, data analysis, or research when discussing changes in average values.
Example: "The study revealed a decrease in mean scores among participants after the intervention."
Alternatives: "a reduction in average" or "a decline in mean value."
A decrease in mean and SD of the knee moments were also observed post-exercise.
The relevant safety question, then, is whether an increase in weight dispersion, or a decrease in mean weight, is the more dominant outcome.
The design technique used for draining structures is shown to have the greatest impact, generating a decrease in mean age of more than 80% under the structure.
Both collagen and fibrin exhibited a decrease in mean fiber diameter when formed in co-gels compared with the pure gels.
The effects of cyclic loading were shown to be significant, in that fatigue testing caused a decrease in mean tensile bond strength for most groups.
In general, there was a decrease in mean droplet diameter (d32) as the droplets moved from mouth to stomach to small intestine.
During long spaceflights on the ISS, research found that 37 crew members experienced a decrease in mean isokinetic strength of between 8% and 17%.
It is found that this new model can predict shear modulus at very small strain resulting from an increase and a decrease in mean net stress at constant matric suction for low plasticity fine grained soils.
Though there was a decrease in mean hospital LOS, it was not calculated to be significant.
Patients in the postintervention group had a decrease in mean length of stay (-0.30 days; 95% CI, -0.62 to 0.02); P =.0651).
Race was an influential factor on HbA1C levels showing a significant elevation in mean HbA1C in African Americans, while there was a decrease in mean HbA1c in Caucasians over the 6-month evaluation period.
