41. What is the estimated fish weight if length is 32.9 cm, width 13.7 cm, and the fish is part of species 4? A. 320.4351 OB. 468.0733 OC. 516.7308 OD. 672.4331 OL. All of the above W. None of the above
41. What is the estimated fish weight if length is 32.9 cm, width 13.7 cm, and the fish is part of species 4? A. 320.4351 OB. 468.0733 OC. 516.7308 OD. 672.4331 OL. All of the above W. None of the above
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
41
Transcribed Image Text:humbers 37 to 41: Another model was created wherein three explanatory
variables were included to predict weight, specifically: length (in cm), width (in
cm), and species type (1, 2, 3, or 4). R outputs are provided below:
Call:
im (formula = Weight-Length + Species 2 + Species 3+ Species 4+
Width, data Dataset)
Residuals:
Min
10 Median
30
-187.89 -62.41 -18.11
Max
35.62 392.46
Coefficients:
Estimate Std. Error t value Pr(>iti)
115.443 -9.096 2.43e-15 ***
(Intercept) -1050.047
Length
37.149
1.202 30.895 <2e-16 ***
20.172
32.896 0.613 0.5409
Species 2
Species_3 -225.525
53.757
48.363 -4.663 8.15e-06 ***
29.854 1.801 0.0743
0.0456 *
Species_4
Width
17.676
8.749 2.020
0 ***** 0.001 **** 0.01 *** 0.05 .' 0.1'' 1
Signif. codes:
Residual standard error: 96.37 on 120 degrees of freedom
Multiple R-squared: 0.9313, Adjusted R-squared: 0.9284
F-statistic: 325.1 on 5 and 120 DF, p-value: <2.2e-16
Tropression
Transcribed Image Text:41. What is the estimated fish weight if length is 32.9 cm, width 13.7 cm,
and the fish is part of species 4?
A. 320.4351
OB. 468.0733
O C. 516.7308
OD. 672.4331
OL. All of the above
OW. None of the above
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