b) Routine physical examinations are conducted annually as part of a health service program for General Concrete Inc. employees. It was discovered that 8 percent of the employees need corrective shoes, 15 percent need major dental work, and 3 percent need both corrective shoes and major dental work. (a) What is the probability that an employee selected at random will need either corrective shoes or major dental work?

b) Routine physical examinations are conducted annually as part of a health service program for General Concrete Inc. employees. It was discovered that 8 percent of the employees need corrective shoes, 15 percent need major dental work, and 3 percent need both corrective shoes and major dental work. (a) What is the probability that an employee selected at random will need either corrective shoes or major dental work?

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Description: Q. No. 4: Some people are in favor of reducing federal taxes to increase consumer spending and others areagainst it. Two persons are selected and their opinions are recorded. Assuming no one is undecided, list thepossible outcomes.b) Routine physica

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Concept explainers

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.

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Q. No. 4: Some people are in favor of reducing federal taxes to increase consumer spending and others are
against it. Two persons are selected and their opinions are recorded. Assuming no one is undecided, list the
possible outcomes.
b) Routine physical examinations are conducted annually as part of a health service program for General
Concrete Inc. employees. It was discovered that 8 percent of the employees need corrective shoes, 15 percent
need major dental work, and 3 percent need both corrective shoes and major dental work. (a) What is the
probability that an employee selected at random will need either corrective shoes or major dental work?

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