Wax-Com Electronics Inc

question 21

Multiple Choice

Wax-com Electronics Inc. claims that a certain circuit board has a median operating life of less than 20,000 hours. A random sample of 25 such circuit boards showed 8 circuit boards failing before 20,000 hours and 17 circuit boards failing after 20,000 hours. Assume the useful life of the circuit board is not normally distributed. At α = .05, can it be concluded that the sample contradicts the company's claim? Assume the useful life of the circuit board is not normally distributed.

• A) Reject the null hypothesis.
• B) Do not reject the null hypothesis.

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Definitions:

Spearman's "g" factor

A theory suggesting that general intelligence (g) underlies all intelligent behavior, including specialized abilities.

Triarchic Theory

A theory of intelligence proposed by Robert Sternberg, suggesting that intelligence comprises analytical, creative, and practical dimensions.

Monarchic Theory

A political theory advocating that a monarchy is the best form of government, where a single ruler governs with total power.

Spearman's Theory

A theory of intelligence proposing that general intelligence (g factor) underlies specific mental abilities, influencing performance on various cognitive tasks.