Which of the following measures of spread utilizes every score in the data set?
A) the variance
B) the crude range
C) the interquartile range
D) the extended range

Question

Quizplus · Accepted Answer

The variance takes into account every score in the data set by calculating the average of the squared deviations from the mean. This means that all scores, even those that are far from the mean, are included in the calculation of the variance. The other options (B) crude range, (C) interquartile range, and (D) extended range, only use a subset of the data to provide a measure of spread.

Which of the Following Measures of Spread Utilizes Every Score