Test Hypotheses About a Population Proportion
-According to a Prestigious $1999,7.2 \%$

question 23

Short Answer

Test Hypotheses about a Population Proportion
-According to a prestigious historical society, in $1999,7.2 \%$ of recent high school graduates believe that the Romans invented mayonnaise. A classics scholar believes that the percentage has increased since then. He randomly selects 125 recent high school graduates and finds that 17 of them believe in the Roman invention of mayonnaise. Test this researcher's claim at the $\alpha = 0.01$ level of significance.

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Definitions:

-scopy

A suffix used in medical terminology to denote a visual examination or to look into a body part, often with a scope.

Cyst/o

A combining form used in medical terminology to denote a relation to a bladder or a fluid-filled sac.

Androids

Human-like robots or synthetic organisms designed to imitate human appearance and behavior.

Andr

Suggestive of male-related hormones or characteristics, as in terms related to androgens.