A Researcher Is Conducting a Matched?pairs Study

question 57

Multiple Choice

A researcher is conducting a matched?pairs study.She gathers data on each pair in the study resulting in: Assume that the data are normally distributed in the population.The level of significance is selected to be 0.10. If the alternative hypothesis is that the average difference is greater than zero,the null hypothesis would be rejected if the observed value of t is _______.

• A) greater than 1.533
• B) less than -1.533
• C) greater than 2.132
• D) less than -2.132
• E) equal to 2.333

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Definitions:

Profit-Maximizing

A strategy or behavior aimed at making the highest possible profit, where marginal costs equal marginal revenues.

Identical Demand

Refers to a market situation where all consumers have the same desire or need for a particular product or service.

Demand Elasticities

Demand elasticities measure how sensitive the quantity demanded of a good or service is to changes in its price, income levels, or other factors.

Market Demand

The total quantity of a good or service that all consumers in a market are willing and able to buy at various prices.