Which Statement Is Incorrect

question 31

Multiple Choice

Which statement is incorrect?

• A)We need a Tukey test because ANOVA doesn't tell which pairs of means differ.
• B)Hartley's test is needed to determine whether the means of the groups differ.
• C)ANOVA assumes equal variances in the c groups being compared.

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Definitions:

Comparative Advantage

The ability of a country or firm to produce a particular good or service at a lower opportunity cost than its competitors, contributing to efficiency in international trade.

Economic Principle

A basic concept or rule that underlies the functioning of economies, guiding the allocation of resources.

Higher Cost

The increased expenses associated with the production of goods or services, often leading to higher prices for consumers.

Market Economy

An economic system where supply and demand determine the production and distribution of goods and services.