Appropriate Measure Of Central Tendency For Ordinal Data. Sep 30 2014 Using a Variables Level of Measurement to Determine Appropriate Measures of Central Tendency. There are a few extreme scores in the distribution of the data.
For interval-ratio level variables we can find the mean median and mode. Sep 30 2014 Using a Variables Level of Measurement to Determine Appropriate Measures of Central Tendency. There is an exception.
However the mode can also be appropriate in these situations but is not as commonly used as the median.
Notice that not all measures of central tendency are appropriate for all kinds of variables. Median is the most appropriate measure of central tendency when the data is skewed either positively or negatively skewed when the data is ordinal and when the data includes outliers or extremes. For example For nominal datasuch as sex or race the mode is the only valid measure. Mean sum of all values total of values.
