- Norm implies a standard of average performance for a given group a child below the norm for his age in reading comprehension
- the average is 74
- The median is the middle number or point in a series arranged in order of size the median grade in the group 50, 55, 85, 88, 92 is 85
- Mean commonly designates a figure intermediate between two extremes the mean temperature for a day with a high of 56â…“â…“â…“â…“â…“Â° and a low of 34â…“â…“â…“â…“â…“Â° is 45â…“â…“â…“â…“â…“Â° and figuratively implies moderation the golden mean
- Average refers to the result obtained by dividing a sum by the number of quantities added the average of 7, 9, 17 is 33 #divide 3, or 11 and in extended use is applied to the usual or ordinary kind, instance, etc.