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# Hypothesis Testing for Null Hypothesis

Formulate a null hypothesis and the corresponding alternative hypothesis about a business problem in an organization.

You're trying to explain null and alternative hypotheses to one of the senior managers at Company W and he's not "getting it" when you use snack food sales. Help him by thinking about a business problem in another organization or department. Formulate a null hypothesis and the corresponding alternative hypothesis that could be tested.

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There are two types of statistical hypotheses.

Null hypothesis: The null hypothesis, denoted by H0, is usually the hypothesis that sample observations result purely from chance.

Alternative hypothesis. The alternative hypothesis, denoted by H1 or Ha, is the hypothesis that sample observations are influenced by some non-random cause.

For example, ...

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