Erroneous (adjective)

1. Containing or characterized by error.
2. Not correct; incorrect.

Origin:

Late middle english: from latin erroneus, from errore "wander, mistake".

Examples:

1. His calculations were found to be erroneous.
2. The statement was found to be erroneous.
3. The conclusion was found to be erroneous.
4. The information was found to be erroneous.
5. The idea was found to be erroneous.