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###### Traditionally in hypothesis testing, the null hypothesis represents the "status quo" which will be overturned only if there is evidence against it. Which of the statements below might represent a null hypothesis?The exercise improved endurance_ The new ad campaign reduced sales The treatment has no effect

Traditionally in hypothesis testing, the null hypothesis represents the "status quo" which will be overturned only if there is evidence against it. Which of the statements below might represent a null hypothesis? The exercise improved endurance_ The new ad campaign reduced sales The treatment has no effect

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