Suppose a Random Sample of 1,220 U

question 57

Multiple Choice

Suppose a random sample of 1,220 U.S. adults were asked about their opinion regarding federal spending on public education. Respondents were asked whether federal spending on public
Education was (a) too low, (b) adequate, or (c) too high. Respondents were classified by income
Level. If we wanted to test whether there was an association between the response to the question
And income level, would this be a test of homogeneity or of independence?

• A) Independence
• B) Homogeneity

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Definitions:

Molecule

The smallest unit of a chemical compound that can exist, consisting of two or more atoms bonded together.

Atom

An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element, consisting of a nucleus surrounded by electrons.

Smallest Unit

The most basic, indivisible component of a substance, such as an atom in elements or a molecule in compounds.

Atom

The fundamental unit of a chemical element, made up of a core of protons and neutrons, with electrons circling this core.