A Sample of 15 Clock Radios Is Selected in Sequence

question 42

Essay

A sample of 15 clock radios is selected in sequence from an assembly line. Each radio is examined and judged to be acceptable (A)or defective (D). The results are shown below. Test for randomness.
D D A A A
A A A A A
A A D D D

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Definitions:

Ratification

The official way to confirm something, usually by vote. It is the formal validation of a proposed law.

Human Nature

Human nature refers to the inherent characteristics, behaviors, and instincts that are believed to be common to all humans, influencing their actions and reactions in various situations.

Political Life

The aspect of society related to the pursuit of government, public policies, or the conduct of government affairs.

Representation

The action of speaking or acting on behalf of someone or the state of being so represented, often referred to in the context of individuals or groups acting on behalf of constituents in legislative bodies.