The quantity that is arrived at by taking the highest score minus the lowest score is referred to as the
A)interquartile range.
B)range.
C)standard deviation.
D)variance.

Question

Quizplus · Accepted Answer

The range is calculated by subtracting the lowest score from the highest score, so it represents the difference between these two values. The interquartile range is the difference between the upper and lower quartile scores, and is used to measure the spread of the middle 50% of the data. The standard deviation and variance are both measures of spread that take into account the distance of each score from the mean, and are calculated using a more complex formula.

The Quantity That Is Arrived at by Taking the Highest