As opposed to unstructured interviews, structured interviews: Group of answer choices result in low inter-rater reliability. require interviewers to improvise questions. reduce validity and increase bias. ensure greater consistency.

requires interviewers to improvise questions

Explanation:

In a structured interview, the person who's carrying out the interview would ask the person she's interviewing set questions in a standard order. this type of interview is more efficient as interviewers ask these questions in order to get good information. it could be conducted over the phone, over the internet and we could also be open-ended or close ended.