A driver improvement interview shall be conducted in a completely informal manner before a driver improvement analyst sitting as a referee. The applicant or licensee shall have the right to make or file a written answer or statement in which he or she may controvert any point at issue, and present any evidence or arguments for the consideration of the department pertinent to the action taken or proposed to be taken or the grounds therefor. The department may consider its records relating to the applicant or licensee. The driver improvement interview shall not be deemed an agency hearing.