The quality control manager at a plant that produces bottled water is setting up a hypothesis test for the amount of water in the bottle, which is supposed to be 750 millilitres.
a. What should the null and alternative hypotheses be for this situation?
b. Explain the Type I and Type II errors in the context of the bottled water.
c. If you were a consumer buying the bottled water, which type of error would be most important to you? Why?