A Statistician Is Being Asked to Test a New Theory

question 20

Multiple Choice

A statistician is being asked to test a new theory that the proportion of population A possessing a given characteristic is greater than the proportion of population B possessing the characteristic.A random sample of 600 from population A has been taken and it is determined that 480 possess the characteristic.A random sample of 700 taken from population B showed that 350 possess the characteristic.The observed z for this is ___.

• A)0.300
• B)0.624
• C)0.638
• D)11.22
• E)13.42

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Definitions:

Relational Ethic

An ethical perspective emphasizing the importance of relationships and interconnectedness in moral decision-making.

Consumer Capitalism

An economic system characterized by the creation and promotion of consumer demand for goods and services as a primary means of economic growth and social status attainment.

Hyperconsumption

Describes an excessive and unsustainable level of consumption that surpasses what is necessary for a comfortable lifestyle, often driven by consumerism and materialism.

Alienation

A condition in social relationships reflected by a decrease in the sense of personal identification with the products of one's work or disenchantment with societal norms.