1. One of the key factors to a successful product launch is reaching multiple age groups. In particular, college students (ages 18-25) and middle school students (ages 11-13). Up next on your research docket, then, is to ascertain which group enjoys using tablet computers more. The company is not quite sure, so they ask you to figure it out for them.

A.What is the null hypothesis for your next study?

B. What is the alternative/research hypothesis for your next study?

2. One of the primary rivals of the tech company you work for is Avocado, which makes very high-end devices at a steep cost to the consumer. Your company is trying

desperately to get Avocado users to switch to the new tablet coming out, but they feel that non-Avocado users are more likely to switch than Avocado users to your tablet.

A. Is your company proposing a directional or non-directional hypothesis? How did you know?

3.Provide the equation (using H₀, H_A, M_GroupName, ≠, =, >, <) for the following hypotheses:

A. Women will report more enjoyment with the new tablet than will men.

B. There will be no difference between left-handed and right-handed people and their ease of use with the new tablet.

C. College students and professors will differ on how much they would be willing to spend on the new tablet.

D. There will be no effect for class standing (i.e., freshman, sophomore, junior, senior) on desire to purchase the new tablet.