Suppose That 20% of the Households in Alberta Have Incomes

question 103

Multiple Choice

Suppose that 20% of the households in Alberta have incomes in excess of $60,000. Assume that a random sample of 500 households in Alberta is taken. What will be the standard error of the sampling distribution of sample proportion of households that have incomes in excess of $60,000?

• A) 0.0003
• B) 0.0179
• C) 0.0256
• D) 0.1600

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Definitions:

Currency

A medium of exchange used in economic systems, typically issued by a governmental body and accepted within a particular geographic territory.

Energy Exchange

A process by which energy is transferred from one system or object to another, often seen in ecosystems as the transfer of energy from producers to consumers through food chains.

Living Systems

Complex networks of interacting organisms and their physical environment, functioning together as a coherent group for energy flow, reproduction, and adaptation.

Permeability

The ability of a material to allow fluids or gases to pass through it, often relevant in discussions of soil health, water filtration, and construction materials.