The phrase "a rough analysis of" is correct and usable in written English.
It can be used when you want to describe an initial or preliminary examination of a subject or data without going into detailed or precise findings.
Example: "In this report, we will provide a rough analysis of the market trends over the past year."
Alternatives: "a preliminary assessment of" or "an initial evaluation of".
I carried out a rough analysis of 100 consecutive entries in the corrections column.
The fluid model is attractive to provide a rough analysis of large systems, with high arrival rate and many servers.
But pressed, Mr. Takahashi acknowledged that his institute had performed only a "rough" analysis of the breakwater's effect on those communities.
A rough analysis of the data (it's not an exact science because parliament's records are so shoddy) shows that about 40% of these businesses have not been fully declared in the official register of members' financial interests.
These models could result quite complex to manage because of the need of, at least, a rough analysis of the actual foam structure.
A rough analysis of the numbers suggest that the United Iraqi Alliance, the main Shia list, is hovering around the 48-50% mark, which could give it 135 to 138 of the 275 seats in the assembly.
A first observation by light microscopy after toluidine blue staining confirmed the integrity of the samples and allowed a first rough analysis of secondary growth progression based on overall transverse area (excluding any remaining epidermal or cortex layers) and the proportion occupied by the xylem.
We now provide a rough complexity analysis of the individual steps in each iteration.
Presumptive diagnosis is usually based on previous epidemiological data and a rough bacteriological analysis of cultured organisms from affected animals.
Dambisa Moyo has a zest for zeroing in on the great economic issues of our time and delivering a rough-edged analysis of them.
