Test Hypotheses About a Population Proportion
-A Method Currently Used $15 \%$

question 32

Short Answer

Test Hypotheses about a Population Proportion
-A method currently used by doctors to screen women for possible breast cancer fails to detect cancer in $15 \%$ of the women who actually have the disease. A new method has been developed that researchers hope will be able to detect cancer more accurately. A random sample of 60 women known to have breast cancer were screened using the new method. Of these, the new method failed to detect cancer in 7 . Calculate the test statistic used by the researchers for this test of hypothesis.

---

Definitions:

Child Laborers

Young individuals who are employed in work that is considered exploitative or harmful to their development and well-being, often regulated or prohibited by law.

Immigrant Families

Families that have relocated from one country to another, often in search of better living conditions, opportunities, or to escape conflict.

Less Pay

A term indicating a situation where an individual or group receives lower compensation for their work than is considered fair or equitable.

H.G. Wells

A British author and historian best known for his science fiction novels, such as "The War of the Worlds" and "The Time Machine," and for his works advocating for social, political, and technological change.