Suppose you wanted to conduct an experiment on whether a certain advertisement is effective in increasing sales. Select a specific product or service.

A. How would you precisely, validly, and/or reliably measure your dependent variable?
B. How would you obtain a sample?
C. How would you manipulate the independent variable?
D. Describe practical considerations of doing a quasi-experiment.

check above link.

graphically?   well, you graph them both, the solutions is where they both intersect each other, since there are two solutions, meaning they will meet twice, or namely the linear will run into the quadratic curve twice, and where they meet, those x,y coordinates are the solutions to the system.

answer: qc and de are congruent

hope i ! : )

i do not know lol

step-by-step explanation: