SOLUTION: Construct a scatterplot for the (x, y) values below, and answer the following questions. You do NOT need to submit your scatterplot with your answer; however, show all other work.

Algebra ->  Probability-and-statistics -> SOLUTION: Construct a scatterplot for the (x, y) values below, and answer the following questions. You do NOT need to submit your scatterplot with your answer; however, show all other work.      Log On


   



Question 360067: Construct a scatterplot for the (x, y) values below, and answer the following questions. You do NOT need to submit your scatterplot with your answer; however, show all other work. x
y

1
7.0

2
13.0

3
19.0

4
25.0

5
31.0






- What would be the slope of this regression line?
- Would the correlation between x and y be positive or negative?
- How would you interpret these data in terms of linear regression?

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!

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The data exactly fit a straight line.
Use two points to calculate the slope.
m=%2831-7%29%2F%285-1%29=24%2F4=6
Then use the point-slope form of a line, y-y%5Bp%5D=m%28x-x%5Bp%5D%29 with any point.
y-7=6%28x-1%29
y-7=6x-6
highlight%28y=6x%2B1%29