The Interquartile Range Is Used as a Measure of Variability

question 34

Multiple Choice

The interquartile range is used as a measure of variability to overcome what difficulty of the range?

• A) The sum of the range variances is zero.
• B) The range is difficult to compute.
• C) The range is influenced too much by extreme values.
• D) The range is negative.

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Definitions:

Overall Average

The mean value calculated from the sum of all elements in a dataset divided by the total number of elements.

Statistics

The practice or science of collecting and analyzing numerical data in large quantities, especially for inferring proportions in a whole from those in a representative sample.

Electrolysis

A chemical process in which electrical current is passed through a substance to effect a chemical change, commonly used for metal plating and water splitting.

Moles

A mole is a unit of measurement in chemistry representing 6.022 x 10^23 particles of a substance, used to express the amount of a chemical substance.