Discussion:
Q: You are a water quality tester, working for the EPA. You are testing the water in a stream just below the point where a major manufacturing company runs water from its plant into the stream. In particular, you are testing for the presence of a pollutant that is supposed to be held at a mean level of 10 ppm. You test the following hypotheses.
H0: µ (less than or equal to) 10
Ha: µ > 10
Describe the consequences of each of the types of errors in a sentence or two below. What are the ramifications from public health, economic or quality of life point of views?