Exhibit 19-3 It Is Believed That the Median Yearly Income in a in a Suburb

question 46

Multiple Choice

Exhibit 19-3
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.
-Refer to Exhibit 19-3. To test the null hypothesis, the appropriate probability distribution to use is

• A)normal
• B)chi-square
• C)t distribution
• D)binomial

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Definitions:

AWSA

The American Woman Suffrage Association, a 19th-century organization focused on securing women's right to vote through amendments to individual state constitutions.

Elizabeth Cady Stanton

A leading figure of the early women's rights movement, known for her advocacy for women's suffrage and rights.

Lucy Stone

An American orator, abolitionist, and suffragist, and a vocal advocate for women's rights in the 19th century.

Return on Investment

A measure used to evaluate the efficiency or profitability of an investment, calculated as the ratio of net profit to the initial cost of the investment.