The Owners of the Syfy Channel Are Interested in Whether

Multiple Choice

The owners of the Syfy channel are interested in whether watching the Syfy channel causes people to become "geeky," and if so, whether any such effects depend on a person's gender.They hire a researcher to design and carry out the appropriate study.The researcher randomly assigns an equal number of men and women to watch 0, 3, 5, or 9 hours of the Syfy channel each week for 6 weeks.What is the null hypothesis for the main effect of hours watched?

A) On average, men and women are equally geeky.
B) On average, men are geekier than women.
C) On average, watchers are equally geeky regardless of the hours of the Syfy channel they watch.
D) On average, men are geekier than women when watching fewer hours but less geeky than women when watching more hours of the Syfy channel.