posted by Dayana on .
Tell whether a correlation is likely. If it is, tell whether the correlation reflects a casual relationship. Explain your reasoning.
-the amount of time you study for a test and the score you receive
-the shoe size and the salary of a teacher
I will be happy to critique your thinking.
i think the first one is positive because studying can affect your test score. the second one might have no correlation
Marcus earned a score of 75 on his first test. What is the minimum score he must earn on his second test for his mean score to be at least 80?