Which of these equations describe the line shown below check all that apply . plz don't give me the formula and tell me do it that way i'm not good at math i'll give 5 stars if you just give me the answer

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample