An association was formed by students to protest labor exploitation in the apparel industry. There were 18 student​ "sit

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An association was formed by students to protest labor
exploitation in the apparel industry. There were 18
student​ "sit-ins" for a​ "sweat-free campus" organized
at several universities. Data were collected for the
duration​ (in days) of each​ sit-in, as well as the
number of student arrests. The data for 5​ sit-ins in which
there was at least one arrest and the results of a simple linear
regression are found below. Let y be the number of arrests and x be
the duration. Complete parts a through
c.
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regression.
Question content area bottom
Part 1
a. Write the equation of a​ straight-line
model relating y to x. Choose the correct answer below.
A.
y=β1x+ε
B.
y=β0+β1x+ε
Your answer is correct.
C.
y=β1x2+β0
D.
y=β1x
Part 2
b. Use the results of the linear regression to
find the least squares prediction equation.
y=enter your response here+enter your response herex
​(Type an integer or decimal rounded to three decimal places
as​ needed.)
​Sit-In
University
Duration
​(days)
Number of
Arrests
12
University 1
6
53
14
University 2
1
11
15
University 3
3
13
17
University 4
6
16
18
University 5
1
Regression Results
Unstandardized
  Coefficients
Standardized
Coefficients
Model
B   
Std. Error
Beta
t
Sig.
1 ​ (Constant)
4.421
12.643
0.350
0.750
     DURATION
4.817
3.103
0.667
1.552
0.218