Question

absolute deviations are ____________
always positive
always negative
sometimes positive and sometimes negative
none of the above

Explanation:

The absolute deviation is the absolute - value of the difference between a data value and a measure of central tendency (like the mean). Since it is an absolute value, it is always non - negative (positive or zero). In the context of the options given, when we say positive we include zero as well.

Answer:

always positive