Health Canada claims that a pharmaceutical company makes cold caplets that contain amounts of acetaminophen with a mean different from the 650 mg amount indicated on the label.
Assume that a hypothesis test of the given claim will be conducted. Use µ for a claim about a mean, p for a claim about a proportion, and σ for a claim about variation.
a. Express the claim in everyday language.
b. Identify the null hypothesis H0.
c. Identify the alternative hypothesis H1.
d. Identify the test as being two-tailed, left-tailed, or right-tailed.
e. Identify the type I error for the test.
f. Identify the type II error for the test.
g. Assuming that the conclusion is to reject the null hypothesis, state the conclusion in
non technical terms; be sure to address the original claim.
h. Assuming that the conclusion is failure to reject the null hypothesis, state the conclusion
in nontechnical terms; be sure to address the original claim.