Question

Scatter Plots

Answer 1

Berlin, Germany, and El Calafate, Argentina, are about the same distance from the equator. The graph below shows a line of best fit for data collected on the average high temperature in El Calafate as a function of the average high temperature in Berlin.

Answer 2

@matricked

Answer 3

Hey this is Study Island!!
The answer to that questions would be letter D. \[-\frac{ 4 }{ 7 }x+90\]
Here's why:
To find the slop of the red line, you do rise over run, find to points which are exactly at the square and perform this. To find the y-intercept, there are two ways you can do it, either take a graphing calculator and type both equations and find your answer or simply take one of your points plug it in for x and y and find your answer.


Hope that helps!
If you need more help, ask me!