A Recent Survey Showed That in a Random Sample of 100

question 8

Essay

A recent survey showed that in a random sample of 100 elementary school teachers, 15 smoked. In a random
sample of 180 high school teachers, 36 smoked. Is the proportion of high school teachers who smoke greater
than the proportion of elementary teachers who smoke? Use $\alpha = 0.01$

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Definitions:

Acceptable Name

A term or name that is officially recognized and widely accepted in a specific field or context.

Compound

A chemical combination of two or more elements in precise ratios.

Acceptable Name

A name for a chemical substance that follows current nomenclature rules and is agreed upon by scientific organizations.

Compound

A substance made up of two or more different elements that are chemically bonded together in a fixed ratio.