Suppose a consumer product researcher wanted to find out whether a highlighter lasted longer than the manufacturer's claim that their highlighters could write continuously for 14 hours. The researcher decides to conduct an experiment to test the claim. Which of the following would be the most appropriate hypothesis for the researcher to test?
1) The highlighter lasts for less than 14 hours.
2) The highlighter lasts for exactly 14 hours.
3) The highlighter lasts for more than 14 hours.
4) The highlighter lasts for exactly 15 hours.