1Juquestiohid=2&flushed=true&cld36302126¢erwin=yesMAT 213 OL1 Elementary StatisticsShayjunna Jones & | 02/03/21 12:18 AMHomework: Homework 3SaveScore: 0 of 3 pts3 of 20 (2 complete) vHW Score: 5%, 3 of 60 pts4.2.50Question Help ▼Use the given data to do the following.a. Find the regression equation for the data points.b. Graph the regression equation and the data points.94.entsa. Find the regression equation for the datn nninte(Round to two decimal places asThat's incorrect.y =essThe regression equation for a set of n data points is y = bo + b, x whereSay Exyi-(Ex) (E».) /nEx-(Ex)*inibraryis the slope of the regression line and%3Dcionsbo = y -b,x is the y-intercept of the regression line.OKEnter vour answer in the answer box and then click Check Answerblear llCheck Answer(emainineCopyright © 2021 Pearson Education Inc. All rights reserved. Termsof UsePrivacy PolicyT PermissionsI Contact Us|

Here, x y xy x2 y2 4 7 28 16 49 1 1 1 1 1 5 9 45 25 81 3 4 12 9 16 2 0 0 4 0 Total…

Answered: 1262centerwin3yes MAT 213 OL1…

MATLAB: An Introduction with Applications

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Author:Amos Gilat

Publisher:Amos Gilat

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1Juquestiohid=2&flushed=true&cld36302126&centerwin=yes
MAT 213 OL1 Elementary Statistics
Shayjunna Jones & | 02/03/21 12:18 AM
Homework: Homework 3
Save
Score: 0 of 3 pts
3 of 20 (2 complete) v
HW Score: 5%, 3 of 60 pts
4.2.50
Question Help ▼
Use the given data to do the following.
a. Find the regression equation for the data points.
b. Graph the regression equation and the data points.
9
4.
ents
a. Find the regression equation for the datn nninte
(Round to two decimal places as
That's incorrect.
y =
ess
The regression equation for a set of n data points is y = bo + b, x where
Say Exyi-(Ex) (E».) /n
Ex-(Ex)*in
ibrary
is the slope of the regression line and
%3D
cions
bo = y -b,
x is the y-intercept of the regression line.
OK
Enter vour answer in the answer box and then click Check Answer
blear ll
Check Answer
(emainine
Copyright © 2021 Pearson Education Inc. All rights reserved. Termsof Use
Privacy PolicyT PermissionsI Contact Us|

Expert Solution

Step 1

Here,

x	y	xy	$x^{2}$	$y^{2}$
4	7	28	16	49
1	1	1	1	1
5	9	45	25	81
3	4	12	9	16
2	0	0	4	0
Total 15	21	86	55	147

where
$\begin{array}{rcl} x & = & \frac{\sum_{}^{} x}{n} \\ = & \frac{15}{5} \\ = & 3 \\ y & = & \frac{\sum_{}^{} y}{n} \\ = & \frac{21}{5} \\ = & 4.2 \end{array}$

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