Suppose You Are Testing the Null Hypothesis That a Population

question 45

Multiple Choice

Suppose you are testing the null hypothesis that a population mean is less than or equal to 46, against the alternative hypothesis that the population mean is greater than 46.The sample size is 25 and α =.05.If the sample mean is 50 and the population standard deviation is 8, the observed z value is _______.

• A)2.5
• B)-2.5
• C)6.25
• D)-6.25
• E)12.5

Understand the relationship between intelligence and creativity.

Comprehend the importance of divergent and convergent thinking in the creative process.

Understand the concepts of convergent and divergent thinking, including their roles in problem-solving and creativity.

Recognize the historical and societal influences on the development and perception of intelligence tests.

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Definitions:

Efficient Price

A price level where the quantity supplied equals the quantity demanded, leading to an optimal allocation of resources.

Nonrival

A characteristic of goods where one person's consumption does not reduce the availability of the good for consumption by others.

Nonexcludable

A characteristic of a good or service where it is impossible to prevent individuals from enjoying its benefits once it is provided.

Marginal Social Cost

The additional cost to society as a whole from producing one extra unit of a good or service, including both private costs and externalities.