The phrase "according to the difficulty" is correct and usable in written English.
It can be used when discussing how something varies or changes based on the level of difficulty involved.
Example: "The tasks will be assigned according to the difficulty, ensuring that everyone is challenged appropriately."
Alternatives: "based on the difficulty" or "in relation to the difficulty".
All public funding for schooling, federal and state alike, should go into a single national bucket from which each school would be funded according to the difficulty of its educational task, irrespective of its location or sector.
Now skaters accrue points according to the difficulty of technical moves; judges are a click away from slow-motion replay allowing them to review, say, the amount of time a skater holds a spiral or the landing position on a jump.
The primer pairs designed are sorted according to the difficulty of the follow-up experiments.
Developers are ranked based on their speed and accuracy (which are weighted according to the difficulty of the challenge), and how they solve those problems.
After selecting the anchor items for each TRC-e form, unique items' selection was performed to streamline the tests according to the difficulty of the items, their redundancy and their comprehension level.
Second, since subbands with stronger correlations can be handled by IVA easier, the separation is performed from high frequency to low frequency, which is according to the difficulty increasing order.
This was achieved by hierarchically rearranging ICF items and constructing Guttman-type scales according to the item difficulty using the Rasch model.
According to the interviewees, difficulties vary according to the mechanism, and they often refer to access to specialized care.
According to the 'Total Difficulties Score (SDQ-TDS)', which is generated by summing the scores from different subscales, 10.6% of the girls and 15.8% of the boys in the age group 3-6 years were classified 'borderline' or 'abnormal', respectively [ 11].
Compared with children not exposed to tobacco smoke, children exposed both pre- and postnatally to tobacco smoke had twice the estimated risk [95% confidence interval (CI), 1.4 3.1] of being classified as abnormal according to the total difficulties score of the SDQ at 10 years of age.
The author-programmed A Excel-VBA module for computing test Cronbach's α, item/person skewness coefficient and person expected response score generation is shown (in Additional file 2) according to the item difficulties (Table 1) yielded by WINSTEPS [ 16] using the Rasch rating scale model [ 15] from the original 115 (person) × 28 (item) observed matrix.
