Section 7.1 Objectives • A practical introduction to hypothesis tests • How to state a null hypothesis and an alternative hypothesis • How to Identify type I and type ...
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...Section objectives a practical introduction to hypothesis tests how state null and an alternative identify type i ii errors interpret the level of significance know whether use one tailed or two statistical test find p value make decision based on results write claim for copyright pearson education inc process that uses sample statistics about population parameter example consider manufacturer advertises its new hybrid car has mean gas mileage miles per gallon if you suspect is not could show advertisement false statement carefully pair hypotheses represents other complement when these must be true either may represent original stating h contains equality such as it strict inequality k regardless which always assume examine sampling distribution basis this assumption...