The phrase "average difference scores" is correct and usable in written English.
It can be used in contexts involving statistical analysis or research where differences between scores are being averaged.
Example: "The study analyzed the average difference scores between the two groups to determine the effectiveness of the intervention."
Alternatives: "mean difference scores" or "average score differences".
An examination of the data for individual participants revealed that the average difference score ranged from −40 to 172 ms (see Figure 2).
Average mean difference scores for each pair of modalities were calculated and compared two methods at a time via a series of scatter plots (i.e., paper and pencil compared with online; online compared with telephone; and telephone compared with paper and pencil).
There was good agreement between raters for each of the co-morbidity characteristics (kappa ranged from 0.75 to 1.00) and admission APACHE II scores (correlation coefficient r = 0.87), with an average difference in scores of 2.1 ± 4.3 (P = 0.002).
Again, due to the stochastic nature of the processes, each analysis was done for 100 runs and the average difference in score functions is recorded.
The estimate for violence exposure represents the average difference in score index for those who are exposed to violence; a negative estimate was expected as individuals exposed to physical violence were assumed to have reduced HRQoL.
Paired sample Student's t tests look at the average difference between participants' scores on one measure and the same participants' scores on another measure.
In the validation sample IRT scores generated from the short and long forms were correlated at.96 and the average difference in these scores was -.01.
Average difference in impact scores for each stressor and for cumulative impact between 2013 and 2008 for each EEZ.
Average difference in impact scores for each stressor and for cumulative impact between 2013 and 2008 for each marine ecoregion of the world (MEOW; Spalding et al. 2007).
Average difference in impact scores for each stressor and for cumulative impact between 2013 and 2008 for each FAO high seas region.
