Suppose That X Is Used to Predict Y and That

question 72

Multiple Choice

Suppose that X is used to predict Y and that both are in Z-score form.Which of the following is always true regarding the predicted Y score?

• A) It is larger than the obtained X score.
• B) It is smaller than the X score.
• C) It is closer to 0 than the obtained Y score.
• D) It is closer to 0 than the X score.

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values deviate from the mean of the set.

Forecast Error

The difference between the actual outcomes and the predictions made by forecasting models.

Expected Profit

The projected earnings calculated by assessing potential revenues minus anticipated costs.

Product Availability

The extent to which products are in stock and accessible for purchase by customers, directly impacting sales and customer satisfaction.