The phrase "advancing on average" is correct and usable in written English.
It can be used when discussing trends or changes that occur over time, typically in a statistical or analytical context.
Example: "The company's profits have been advancing on average by 10% each year for the past five years."
Alternatives: "progressing on average" or "increasing on average."
Fiber accumulation made up for slow changes the past couple weeks, advancing on average 2 percentage points per day last week.
By contrast, in Tg[gSAGFF202A−/−] mutants, axons showed a much slower rate of regrowth, advancing on average to somite 5 by 24 hpt, and stabilizing at around somite 9 by 72 hpt, with negligible further growth and often some retractions during the remainder of the follow-up period (Fig. 6A,B).
And yet in 2003-04, its first year of operation, its pupils advanced on average 1.7 "grade equivalents" in reading (ie, they learned as much in one year as a child is expected to learn in 1.7 years) and 2.3 in maths.
In Chicago, for example, students advanced on average the equivalent of six years of learning in only five years.
A recent study of common frogs living near Ithaca, New York, for example, found that four out of six species were calling, which is to say mating, at least ten days earlier than at the start of the nineteen-hundreds, while at the Arnold Arboretum, in Boston, the peak blooming date for spring-flowering shrubs has advanced, on average, by eight days.
The arrival of spring and summer phenological events, such as the onset of the pollen season, the first flowering date of plant species, or the onset of animal breeding, advanced on average by 2.5 days per decade between 1971 and 2000 (Menzel et al., 2006).
Since 1974, growth stocks in the Standard & Poor's 500-stock index have advanced 11percentt, on average, in the six months after the first in a series of Fed rate cuts.
One can get a feel for valuations, especially in the U.S. market, by examining the equity prices of S&P 500 companies with 50%+ of their sales in foreign markets vs. those with 50%+ strictly in the U.S. For the former, the equity prices have advanced 13%, on average in 2017, vs. just over 2% for the latter.
You can get the best fares on flights by booking 54 days in advance, on average, according to a study by CheapAir.com.
The researchers tested the model on 108 cities across the United States during the 2012-2013 flu season, and found they could accurately predict the timing of the influenza peak in more than 60percentt of the cities two to four weeks in advance, on average, according to the study, published today (Dec. 3) in the journal Nature Communications.
Their research is advancing on three fronts.
