The phrase "arguably decide" is not correct and does not convey a clear meaning in written English.
The term "arguably" suggests that something can be argued or debated, while "decide" implies making a definitive choice, which creates a contradiction.
Example: "It is difficult to arguably decide which option is better without further evidence."
Alternatives: "possibly determine" or "potentially conclude".
"It could be a coincidence but it seems more the case that once Obama – as the most prominent African American in the world arguably – decided to finally speak on this, it gave license to others to follow," Oliver Wang, a music writer and assistant professor of sociology at CSU Long Beach, wrote in an email to the Guardian.
But Obama is likely to continue having trouble with white working-class voters in the Midwest — voters who tend to score high on racial resentment and implicit association tests and who, arguably, decided the 2004 election with their votes in Ohio.
North Carolina's supreme court election was arguably decided by groups like Justice for All — secretive nonprofits, unaffiliated with a candidate, whose money came from out of state.
He could, arguably, have decided to run for mayor of Liverpool, where he was born, and where he now, post-Hillsborough, has a solid fanbase, but it's the Manchester mayoralty that is going to have devolved health powers.
The court, however, could arguably have decided the First Amendment issue on the first question of the Central Hudson test alone.
Saturday should provide an excellent opportunity to watch two of the best postseason quarterbacks — the best of the past five years and arguably the best ever — decide who will be moving on.
In fact, adding a non-sophisticated product like water increases variety but decreases complexity, and arguably no customer would decide to travel more because a shop sells also water.
One reason to favour this possibility is that, arguably, the intention to decide what to do includes a commitment to terminate deliberation at some point.
First, though it is unusual and arguably unprofessional, Comey decided not to prosecute Clinton but publicly denounced her as reckless and careless in the treatment of the emails on her private server.
Even the Delaware judges arguably gain by getting exciting cases to decide; without merger litigation, their dockets would be cut by more than half.
