From the sample data above, perform the following steps. a. Create a regression model that includes all of the independent variables. b. Calculate the variance. c. Calculate the standard error of each parameter's estimate. In your opinion, how precise are the regression coefficients estimated?

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6th Edition
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question
i
y
х1
x2
x3
х4
x5
x6
bond
bond
pull
strength
post
height
loop
height
wire
observation
die height
width on
width on
length
the die
the post
1
8.0
5.2
17.0
28.6
83.0
1.9
1.6
8.0
5.2
19.6
29.6
94.9
2.1
2.3
8.3
5.8
19.8
32.4
89.7
2.1
1.8
4.
8.5
6.4
19.6
31.0
96.2
2.0
2.0
5
8.8
5.8
19.4
32.4
95.6
2.2
2.1
9.0
5.2
18.6
28.6
86.5
2.0
1.8
9.3
5.6
18.8
30.6
84.5
2.1
2.1
9.3
6.0
20.4
32.4
88.8
2.2
1.9
9.5
5.2
19.0
32.6
85.7
2.1
1.9
10
9.8
5.8
20.8
32.2
93.6
2.3
2.1
11
10.0
6.4
19.9
31.8
86.0
2.1
1.8
12
10.3
6.0
18.0
32.6
87.1
2.0
1.6
13
10.5
6.2
20.6
33.4
93.1
2.1
2.1
14
10.8
6.2
20.2
31.8
83.4
2.2
2.1
15
11.0
6.2
20.2
32.4
94.5
2.1
1.9
16
11.3
5.6
19.2
31.4
83.4
1.9
1.8
17
11.5
6.0
17.0
33.2
85.2
2.1
2.1
18
11.8
5.8
19.8
35.4
84.1
2.0
1.8
19
12.0
6.5
19.4
32.2
88.5
2.1
1.9
20
12.3
5.6
18.8
34.0
86.9
2.1
1.8
21
12.5
18.6
18.6
34.2
83.0
1.9
2.0
22
12.5
18.6
20.8
35.4
96.2
2.3
2.3
TAKE NOTE: You must use R-studio and JASP.
From the sample data above, perform the following steps.
a. Create a regression model that includes all of the independent variables.
b. Calculate the variance.
c. Calculate the standard error of each parameter's estimate. In your opinion, how precise are
the regression coefficients estimated?
Transcribed Image Text:i y х1 x2 x3 х4 x5 x6 bond bond pull strength post height loop height wire observation die height width on width on length the die the post 1 8.0 5.2 17.0 28.6 83.0 1.9 1.6 8.0 5.2 19.6 29.6 94.9 2.1 2.3 8.3 5.8 19.8 32.4 89.7 2.1 1.8 4. 8.5 6.4 19.6 31.0 96.2 2.0 2.0 5 8.8 5.8 19.4 32.4 95.6 2.2 2.1 9.0 5.2 18.6 28.6 86.5 2.0 1.8 9.3 5.6 18.8 30.6 84.5 2.1 2.1 9.3 6.0 20.4 32.4 88.8 2.2 1.9 9.5 5.2 19.0 32.6 85.7 2.1 1.9 10 9.8 5.8 20.8 32.2 93.6 2.3 2.1 11 10.0 6.4 19.9 31.8 86.0 2.1 1.8 12 10.3 6.0 18.0 32.6 87.1 2.0 1.6 13 10.5 6.2 20.6 33.4 93.1 2.1 2.1 14 10.8 6.2 20.2 31.8 83.4 2.2 2.1 15 11.0 6.2 20.2 32.4 94.5 2.1 1.9 16 11.3 5.6 19.2 31.4 83.4 1.9 1.8 17 11.5 6.0 17.0 33.2 85.2 2.1 2.1 18 11.8 5.8 19.8 35.4 84.1 2.0 1.8 19 12.0 6.5 19.4 32.2 88.5 2.1 1.9 20 12.3 5.6 18.8 34.0 86.9 2.1 1.8 21 12.5 18.6 18.6 34.2 83.0 1.9 2.0 22 12.5 18.6 20.8 35.4 96.2 2.3 2.3 TAKE NOTE: You must use R-studio and JASP. From the sample data above, perform the following steps. a. Create a regression model that includes all of the independent variables. b. Calculate the variance. c. Calculate the standard error of each parameter's estimate. In your opinion, how precise are the regression coefficients estimated?
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