Suppose I have a set of data with 5 numbers: -6.0, -4.5, 0, 5.0, and an unknown 5th number.For these 5 data points, which of the following statistics can NEVER be greater than zero?
A)the arithmetic mean
B)the sample standard deviation
C)the interquartile range
D)the median
E)the 20% trimmed mean

Question

Quizplus · Accepted Answer

The median of a set of numbers is the middle number when they are arranged in order. Since the given numbers include negative values and zero, the median can be zero or negative, but never greater than zero unless all numbers are positive, which is not the case here.

Suppose I Have a Set of Data with 5 Numbers