It Is Believed That the Median Yearly Income in a Suburb

question 2

Multiple Choice

It is believed that the median yearly income in a suburb of Atlanta is $70,000. A sample of 67 residents was taken. Thirty-eight had yearly incomes above $70,000, 26 had yearly incomes below $70,000, and 3 had yearly incomes equal to $70,000. The null hypothesis to be tested is H₀: Median = $70,000. The p-value for this test is

• A) .4332.
• B) .8664.
• C) .0838.
• D) .1676.

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Definitions:

Nominal Group Technique

A structured method for group brainstorming that encourages contributions from everyone in the group and is used to generate and prioritize ideas.

Illusions Of Invulnerability

Illusions Of Invulnerability describe a mistaken belief within a group that its decisions are incapable of error or harm, often leading to excessive risk-taking.

Groupthink

A mental effect experienced by a collective, where the pursuit of agreement or uniformity leads to choices that are illogical or not functional.

Critical Evaluator

A person skilled in assessing situations, policies, or work critically to identify improvements or establish value.