2) Let x represent the average annual hours per person spent in traffic delays and y represent the average annual gallons of fuel wasted per person in traffic delays. A random sample of 8 cities showed the following data: X Y 28 30 48 5 R 3 20 34 35 55 20 23 18 34 38 28 15 20 25 30 35 40 i a) Draw a scatter plot diagram and the line that you think that best fits the data 606 50: Ave Gallons 5 Five Hobrs of Balag 9 b) Would you say the correlation is positive, negative or close to zero?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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2) Let x represent the average annual hours per person spent in traffic delays and y represent the
average annual gallons of fuel wasted per person in traffic delays. A random sample of 8 cities showed
the following data:
X
Y
28
jo
48
5
12
3
20
34
35
ZD 25
20
34
23
30 35 40
38
18
a) Draw a scatter plot diagram and the line that you think that best fits the data
60%"
so: Ave Gallons
40
30
28
5
Five. Hours
Delay
9
b) Would you say the correlation
is positive, negative or close to
zero?
Transcribed Image Text:2) Let x represent the average annual hours per person spent in traffic delays and y represent the average annual gallons of fuel wasted per person in traffic delays. A random sample of 8 cities showed the following data: X Y 28 jo 48 5 12 3 20 34 35 ZD 25 20 34 23 30 35 40 38 18 a) Draw a scatter plot diagram and the line that you think that best fits the data 60%" so: Ave Gallons 40 30 28 5 Five. Hours Delay 9 b) Would you say the correlation is positive, negative or close to zero?
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