A Testing Service Has 1000 Raw Scores

question 88

Multiple Choice

A testing service has 1000 raw scores. It wants to transform the distribution so that the mean = 10 and the standard deviation = 1. To do so, _________.

• A) do a z transformation for each raw score and add 10 to each z score.
• B) do a z transformation for each raw score and multiply each by 10
• C) divide the raw scores by 10
• D) compute the deviation score for each raw score. Divide each deviation score by the standard deviation of the raw scores. Take this result for all scores and add 10 to each one.
• E) a and d

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Definitions:

Economic Function

The role that an individual, entity, or structure plays within the economy, influencing the distribution, production, and consumption of goods and services.

Profits and Losses

The financial gain or deficit that a business experiences, calculated as the difference between total revenues and total costs.

Income Distribution

The way in which a nation’s total earnings are spread among its population, affecting the economic inequality among different groups.

Competitive Industry Y

An industry where a large number of firms compete against each other to sell their goods or services, making no single firm able to control the market price.