The county assessor of McClain County wants to hire an assistant whose job will involve extensive travel. She would like to give applicants for the position a fair idea of the average time that they will spend on the road on any given trip, should they be awarded the job. She has kept a record of the mileage of her own trips over the past six months; they are listed below. Calculate the three measures of central tendency for these data. Which of these statistics would give the applicant the most accurate estimate of the mileage of the average trip? Explain your answer.

Mileage: 144, 197, 158, 169, 538, 156, 162, 170, 187, 165, 179