Which is the best estimate for the value of r in the scatter plot? 0.9

1

−0.2

−1

21.4 i did it already for s1

step-by-step explanation:

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation:

i think asking google will you get the answer to that question