The Difference in Proportion of Correct Responses for Each Item

question 1

Multiple Choice

The difference in proportion of correct responses for each item between the top third of the class and the bottom third of the class is an example of a(n)

• A)point biserial correlation.
• B)discrimination index.
• C)item difficulty.
• D)guessing threshold.

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Definitions:

Public Health Cigarette Smoking Act

A 1970 law in the United States that banned cigarette advertisements on television and radio.

Smokeless Tobacco Health Education Act

A federal law enacted in the United States to regulate the advertising and promotion of smokeless tobacco products and to mandate health warnings.

Tobacco Industry

A sector of the economy that manufactures, markets, and distributes tobacco products.

Puffing

The act of making exaggerated or vague claims about a product or service, which are subjective and not legally binding.