The interviewer would like to know that you can make calculated and analytical decisions. Being able to make an educated analysis before taking action is an essential skill to have. Tell the hiring manager about the methods you choose before implementing change.
"Before I implement change on the job, I will do a full risk vs. reward analysis. I would then consult my superiors and look for similar case studies from other facilities. Then, I would put out a facility-wide memo, outlining the pending changes just to prepare my staff. Finally, I will then bring in the necessary experts to train my staff on the changes, if required."
"Implementing change is a big deal, and you first need to ensure that your team is buying into the changes. Next, I would ensure that the entire team is on board with the change and that our internal software programs supported the change."
"Before implementing any change in the workplace, I first need to ensure that my superiors are on board with supporting the change. I check the software systems to ensure they can support the changes and then call the staff for a team-wide meeting to ensure everyone is on the same page."