A large city's Department of Licensing claimed that 80% of teens pass driving tests, but the pass
Question:
A large city's Department of Licensing claimed that 80% of teens pass driving tests, but the pass rate was lower among a sample of local teens.
Let ppass be the population proportion of all local teens who passed the driving tests.
Assume conditions for inference are met. Use the alternative hypothesis HA: ppass < 0.80.
Address each of the following, assuming that the P-value is 0.07.
(A) Make a decision about the null hypothesis. First, state your decision using symbols and the technical language of statistics. Second, write a clear non-technical sentence that communicates your decision.
(B) Which type of error is possible?
(C) type a clear, non-technical sentence explaining what that type of error (from Part B) would mean in the context of this hypothesis test.
- Show all work.
- Include explanation so that a struggling classmate could easily follow your thought process and work.
- At the end of each question, after all work, answer my question(s) in a complete sentence conclusion in bold type.
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