standardized residual 0.8284 (to 4 decimal places) -0.577: (to 4 decimal places) -1.133 (to 4 decimal places) -0.3661 (to 4 decimal places) 1.2494 (to 4 decimal places) e. Select a correct plot of the standardized residuals against ý. 1. 1 F Jessie 1-30 -Select your answer. V What conclusions can you draw from this plot? -Select your answer-
standardized residual 0.8284 (to 4 decimal places) -0.577: (to 4 decimal places) -1.133 (to 4 decimal places) -0.3661 (to 4 decimal places) 1.2494 (to 4 decimal places) e. Select a correct plot of the standardized residuals against ý. 1. 1 F Jessie 1-30 -Select your answer. V What conclusions can you draw from this plot? -Select your answer-
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:d. Compute the standardized residuals. Enter negative values as negative numbers.
standardized residual
0.8284 (to 4 decimal places)
-0.577: (to 4 decimal places)
-1.133 (to 4 decimal places)
-0.366: (to 4 decimal places)
1.2494 (to 4 decimal places)
e. Select a correct plot of the standardized residuals against ĝ.
1
2
3
4
4
44
-10
-Select your answer. ✔
What conclusions can you draw from this plot?
-Select your answer
30
30
Transcribed Image Text:Given are the data for two variables, and y. Do not round your intermediate calculations.
a. Develop an estimated regression equation for these data by computing by and bo (to 3 decimals). Enter negative values as negative numbers.
b₂ 1.587
bo 7.022
ý== 7.022 + 1.587 z
b. Compute the residuals (to 2 decimals). Enter negative values as negative numbers.
24
25
3.50
2.
-2.44
-4.79
-1.55
5.28
c. Consider the following three scatter diagrams of the residuals against the independent variable. Which of the following accurately represents the data?
1.
-4
-6
09
₤-10
04 N
-2
-4
-6
t-o
77
-10
-2
-6
t-o
I-10
10
10
10
15
25
25
25
-Select your answer -
Do the assumptions about the error terms seem to be satisfied?
Select your answer -
zi
34
6 11 15
6
18 20
8 12 20 30
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