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A report claims that 7.3% of vehicle fatalities involve motorcyclists. An insurance investigator studies 50 randomly...

A report claims that 7.3% of vehicle fatalities involve motorcyclists. An

insurance investigator studies 50 randomly selected accidents and finds that 5 fatalities implicated motorcyclists. At α=0.05, is there significant evidence that the report is incorrect?
Hypothesis Test (Four steps):

Math   Statistics-And-Probability   
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