When the Normality Assumption Is Not Met in a Randomized

question 106

Multiple Choice

When the normality assumption is not met in a randomized block design, which of the following tests should be used?

• A) Wilcoxon rank sum test
• B) Friedman rank test
• C) Kruskal-Wallis test
• D) Wilcoxon signed ranks test

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Definitions:

Game Sales

The total revenue generated from the sale of video games.

Weighted Average Model

A calculation that assigns different weights to various data points or elements, providing a means to account for their varying levels of importance.

Exponential Smoothing Constant

A parameter in exponential smoothing methods for forecasting that controls the degree to which recent observations are weighted more heavily than older observations.

Exponential Smoothing Model

A time series forecasting method that applies weighted averages of past observations, giving greater weight to more recent data, to predict future values.