The Number of Degrees of Freedom Associated with the T-Test

question 80

Short Answer

The number of degrees of freedom associated with the t-test, when the data are gathered from a matched pairs experiment with 40 pairs, is: $\begin{array}{|l|l|}\hline\text { A. } & 38 . \\\hline \text { B. } & 39 . \\\hline \text { C. } & 1 . \\\hline \text { D. } & 2 . \\\hline\end{array}$

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Definitions:

Brand Equity

The value and strength of a brand, measured by recognition, loyalty, and positive perceptions among consumers.

Parent Brand

The main or overarching brand under which individual products, services, or subsidiary brands are marketed.

Cannibalise Sales

A situation where a new product eats into the sales of other products within the same brand or company.