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A local police chief claims that about 26% of all drug related arrests are ever prosecuted....

A local police chief claims that about 26% of all drug related arrests are ever prosecuted. A sample of 700 arrests shows that 30% of the arrests were prosecuted. Is there sufficient evidence at the 0.05 level to refute the chief's claim? State the null and alternative hypotheses for the above scenario.

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Ha:

math   Statistics-And-Probability   
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Answer #1

Solution!- The null and hypotheses alternative for the Hoi = 0.26 Ha: + 0.26 this is two-tailed test

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