Suffrage is the legal right to vote

Justin is going through his own personal program of endurance training. In the first two weeks, he rewards himself with a quarter every day he runs a complete mile

In the next two weeks, he gives himself a quarter for every two consecutive miles run. Next, he gives himself a quarter for every three consecutive miles, and so on, increasing every two weeks the number of miles he must run for each quarter. By the end of the fall semester, Justin can run 8 consecutive miles a day. This program is very much like which single-case research design? a. A-B-A design b. interaction design c. multiple baseline design d. changing criterion design

What is the most unbiased tool that can be used in random selection?

a) random sampling b) table of random numbers c) quota sampling d) direct sampling