The Carpenter Saws a Board That Is 23 Feet Long

question 148

Essay

The carpenter saws a board that is 23 feet long into two pieces. One piece is to be 2 feet longer than twice the length of the shorter piece. Find the length of the shorter piece. __________ ft Find the length of the longer piece. __________ ft

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Definitions:

Standard Deviation

A statistic that measures the dispersion or variation of a set of data points from their mean.

Variance

A measure of how much the values in a dataset vary or deviate from the mean, technically the average of the squared differences from the Mean.

Coefficient of Variation

A normalized measure of the dispersion of a probability distribution or frequency distribution, often expressed as a percentage.

Standard Deviation

A metric that quantifies the spread of a dataset around its mean, computed as the square root of the variance.