1. Kaplan test prep claims that students who use their services have higher levels of confidence than students who do not use their services. You work for a competitor and have been asked to conduct a research study to determine if Kaplan's claim may be false. Your employer has given you a confidence rating scale to use in your study where scores range from 0=no confidence to 100=very high confidence.

A. What is the explanatory variable?

I'm almost positive that the explanatory variable is Test Prep Services. Looking for confirmation

B. What is the response variable?

I'm almost positive the response variable is Student's confidence score. Looking for confirmation

C. Is the response variable categorical or quantitative? Explain why.

The response variable is quantitative I believe

D. Explain how you could design a study with paired samples.

How would I make this a paired sample study?

E. Explain how you could design a study with independent samples.

Can you explain to make it an independent sampels study?