Collocations for inaccurate - adj.

be, prove
become

extremely, fairly, very, etc.
These figures are somewhat inaccurate.

grossly, highly, hopelessly (esp. BrE), wildly
a wildly inaccurate account of events

completely, entirely, quite, totally, wholly
a little, slightly, etc.
simply
The polls he cites are simply inaccurate.

notoriously
Maps of the region are notoriously inaccurate.

factually, historically
It was good drama, but historically inaccurate.

Inaccurate is used with these nouns:
estimate, information, perception, representation, result, statement