Which of the Following Is the Correct Formula for Determining

question 57

Multiple Choice

Which of the following is the correct formula for determining the number of comparisons that are required in a paired comparison measurement?

• A) n(n + 1) / 2
• B) (n-1)(n + 1) / 2
• C) n(n-1) / 2
• D) n(n-2) / 2

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Definitions:

Pearson Correlation

is a measure of the linear correlation between two variables, quantifying the strength and direction of their relationship.

Two-tail Tests

Hypothesis tests that consider extreme values in both tails of the distribution to evaluate the likelihood of observing a relationship by chance in either direction.

Likert Scale

A psychometric scale commonly used in questionnaires to represent people's attitudes, opinions, or perceptions, where responses range from one extreme to another.

Service Quality

The assessment of how well a delivered service conforms to the customer's expectations.