A Well-Known Study of 22,000 Male Physicians Was Conducted to Determine

question 38

Essay

A well-known study of 22,000 male physicians was conducted to determine if taking aspirin daily reduces thechances of a heart attack. Half of the physicians were given a regular dose of aspirin while the other half wasgiven placebos. Six years later, among those who took aspirin, 104 suffered heart attacks while among thosewho took placebos, 189 suffered heart attacks. Does it appear that the aspirin can reduce the number of heartattacks among the sample group that took aspirin? Use α = 0.01.

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Definitions:

Conjunctions

Words used to connect clauses, sentences, or words in the same clause, such as "and," "but," "or," "so," and "because."

Propositions

Assertions or statements in logic that express judgments or opinions and can be analyzed for truth or falsity.

Sentence

An assembly of words that stands as a complete unit, often containing a subject and predicate, for the purpose of expressing an assertion, interrogating, exclaiming, or commanding.

Proposition

An affirmation that reflects an opinion or assessment.