The US Department of Transportation (DOT) is tasked with maintaining the nation's 615,322 bridges. The US DOT...

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The USDepartment of Transportation (DOT) is tasked with maintaining thenation's 615,322 bridges. The US DOT believes the percentage ofstructurally deficient bridges is below 10%. A private civilengineering group found 11.9% of the 15,126 bridges it studiedwere, in fact, structurally deficient.
a. What is the population of interest?
b. What is the sample?
c. The number 11.9% represents a _______.
d. The number 615,322 represents a_.
d. To state that \"11.9 % of allU.S. bridges are structually deficient\" represents a form of_____ statistics.
e. Would it bereasonable to conclude that 11.9% of all U.S.bridges are structually deficient? What considerations should bemade before making such a claim?

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Answer a Populaiton of interest is nations 615322 bridges Answer b The sample is 15126 bridges studies by a private civil engineering group Answer c The number 119 represents a percentage of of structurally deficient bridges in the sample Answer d To state that 119 of See Answer

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