Euclidean Distance Can Be Used to Calculate the Dissimilarity Between

question 33

Multiple Choice

Euclidean distance can be used to calculate the dissimilarity between two observations. Let u = (25, $350) correspond to a 25-year-old customer that spent $350 at Store A in the previous fiscal year. Let v = (53, $420) correspond to a 53-year-old customer that spent $4,100 at Store A in the previous fiscal year. Calculate the dissimilarity between these two observations using Euclidean distance.

• A)66.21
• B)72.28
• C)75.39
• D)88.57

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Definitions:

Degrees of Freedom

The quantity of distinct values or measures that are able to change in a study without violating any limitations.

F Distribution

A probability distribution that arises frequently as the null distribution of a test statistic, especially in variance analysis.

Degrees of Freedom

The number of independent values or quantities that can vary in the calculation of a statistic.

Numerator

The top number of a fraction, showing the number of parts out of the denominator considered.