# Question: A manufacturer wishes to test the hypothesis that by changing

A manufacturer wishes to test the hypothesis that “by changing the formula of its toothpaste, it will give its users improved protection.”The null hypothesis represents the idea that “the change will not improve the protection,” and the alternative hypothesis is “the change will improve the protection.” Describe the meaning of the two possible types of errors that can occur in the decision when the test of the hypothesis is conducted.

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