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)}{ ...

The confidence interval for the first quartile is given by where is the upper percentile of a central chi-squared distribution with 1 degree of freedom. The second and third sample quartiles and the ...

The range of a set of numbers is the largest value, subtract the smallest value. \(range = largest~number - smallest~number\) 7 babies are weighed and weigh the following amounts: 2.5 kg, 3.1 kg ...