A data set is given below.   ​(a) Draw a scatter diagram. Comment on the type of relation that appears to exist between x and y. ​(b) Given that x=3.8333​, sx=2.4014​, y=3.6500​, sy=1.7942​, and r=−0.9539​, determine the​ least-squares regression line. ​(c) Graph the​ least-squares regression line on the scatter diagram drawn in part​ (a).

MATLAB: An Introduction with Applications
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A data set is given below.
 
​(a) Draw a scatter diagram. Comment on the type of relation that appears to exist between x and y.
​(b) Given that
x=3.8333​,
sx=2.4014​,
y=3.6500​,
sy=1.7942​,
and
r=−0.9539​,
determine the​ least-squares regression line.
​(c) Graph the​ least-squares regression line on the scatter diagram drawn in part​ (a).
 
 
X
2. 2
۶
2,8
4.2
y
3.8
۱۰/
3.7
S
s16
Oldl4
کل 6 5 4 2 O
م ها
X
Y 5.8/5.5/4.32.6 1.72.0
Transcribed Image Text:X 2. 2 ۶ 2,8 4.2 y 3.8 ۱۰/ 3.7 S s16 Oldl4 کل 6 5 4 2 O م ها X Y 5.8/5.5/4.32.6 1.72.0
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