Answer:
The Bell shaped data set of few 100 values the range should be about 4 to 6 standard deviation because it give you a Normal Distribution at this range.
Explanation:
In addition to the above answer, the Bell Shaped data range is between 4 to 6 because:
- over 60% or more of the data values usually fall within one standard deviation
- often times, the mean and median are the same or equal.