Explain how to determine if a scatter plot has a positive or negative association. Please!!

Based upon past experience, barry expects no overdrafts. he expects no 2nd copies of statements. barry estimates that he will use network atms about 5 times a month with either bank. barry decides in the end to choose eecu. assuming that both banks provide the necessary services equally well, and based upon the tables of fees given above, how much can barry reasonably expect to save annually by choosing eecu in this case over e-town bank? a. $72 b. $78 c. $144 d. $24

Pls! does anybody know a shortcut for answering these types of questions in the future?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2