In order to calculate this value we must first understand what the lower quartile, median and upper quartile are: the lower quartile is the median of the lower half of the data. The \(\frac{(n+1)}{ ...

Box-and-Whisker Plot: see "Box Plot ... or 3 standard deviations around the mean. First Quartile: the value of the variable such that one quarter of all the values in the data set are smaller that the ...

The first quartile is that value where 25% or ... for determining whether your data has any outliers. The box plot then draws two whiskers or lines representing the maximum and minimum values ...