OpenStax, Statistics §9.5 Additional Information and Full Hypothesis Test Examples · Exercise 48 · Statistics · Hypothesis testing
Additional Information and Full Hypothesis Test Examples · Exercise 48
Hypothesis testing: For the following 10 exercises, answer each question.
Driver error can be listed as the cause of approximately 54 percent of all fatal auto accidents, according to the American Automobile Association. Thirty randomly selected fatal accidents are examined, and it is determined that 14 were caused by driver error. Using α = 0.05, is the AAA proportion accurate?
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Statistics · §9.5 Additional Information and Full Hypothesis Test Examples · Exercise 48
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