OpenStax, Introductory Business Statistics 2e §9.4 Full Hypothesis Test Examples · Exercise 27 · Statistics · Hypothesis testing
Full Hypothesis Test Examples · Exercise 27
According to New York City's Community Health Survey, the most recent adult smoking rate is 12%. Suppose that a survey is conducted to determine this year’s rate. Nine out of 70 randomly chosen N.Y. City residents reply that they smoke. Conduct a hypothesis test to determine if the rate is still 12% or if it has decreased.
This is an open-ended exercise: its source gives no single answer.
OpenStax, Introductory Business Statistics 2e · §9.4 Full Hypothesis Test Examples · Exercise 27
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