An inspector needs to learn if customers are getting fewer o

An inspector needs to learn if customers are getting fewer o.
An inspector needs to learn if customers are getting fewer ounces of a soft drink than the 28 ounces stated on the label. After she collects data from a sample of bottles, she is going to conduct a test of a hypothesis. She should use a. a two tailed test. b. a one tailed test with an alternative to the right. c. a one tailed test with an alternative to the left. d. either a one or a two tailed test because they are equivalent. e. none of the aboveA researcher is studying students in college in California. She takes a sample of 400 students from 10 colleges. The average age of all college students in California is a .statistic. b. a parameter. c. the median. d. a population. e. none of the above
An inspector needs to learn if customers are getting fewer o