Which of the following is true concerning the mean absolute deviation of a set of data?
It describes the average distance between each data value and the mean.
It describes the variation of the data values around the median.
It describes the absolute value of the mean.
It describes the variation of the data values around the mode.
Which of the following has the greater MAD?
Which of the following has the smallest MAD?
Calculate the mean absolute deviation of the values below, by answering each question.
$2$2, $8$8, $6$6, $3$3, $10$10, $15$15, $6$6 and $6$6.
State your answer to 2 decimal places if necessary.