Anita Cruz Recently Assumed Responsibility for a Large Investment Portfolio

question 68

Multiple Choice

Anita Cruz recently assumed responsibility for a large investment portfolio. She wonders whether industry sector influences investment objective.Her staff prepared the following contingency table from a random sample of 200 common stocks. Anita's null hypothesis is ______________.

• A) "investment objective" is related to "industry sector"
• B) "investment objective" influences "industry sector"
• C) "investment objective" is not independent of "industry sector"
• D) "investment objective" is independent of "industry sector"
• E) "growth" and "income" are independent

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Definitions:

Injection Molding

The process of producing components by forcing molten material into a mold.

Standard Deviation

A quantification of the extent to which a group of numbers deviates from their average.

Process Capability

A statistical measure of a process's ability to produce output within preset specifications and quality limits.

Exceed Requirements

To perform beyond the expectations or standards that have been set.