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Table Q4 Observation Y XI X2 36 X3 45 49 45 2 55 30 28 40 3 85 11 16 42 4 32 30 46 40 5 26 39 76 43 6 28 42 78 27 7 95 17 24 36 26 63 80 42 74 25 32 12 52 10 37 27 35 11 31 37 37 12 49 29 26 34 47 13 38 32 28 14 41 38 45 30 15 12 38 25 99 26 16 44 38 51 47 17 29 27 44 18 40 37 32 54 19 31 34 40 36 Identify and show any outlying points with respect to X or Y direction. Explain youm findings. Compute DFFITS and Cook’s distance values to assess their influences for all cases in Q4(a). Conclude your findings.

Table Q4 Observation Y XI X2 36 X3 45 49 45 2 55 30 28 40 3 85 11 16 42 4 32 30 46 40 5 26 39 76 43 6 28 42 78 27 7 95 17 24 36 26 63 80 42 74 25 32 12 52 10 37 27 35 11 31 37 37 12 49 29 26 34 47 13 38 32 28 14 41 38 45 30 15 12 38 25 99 26 16 44 38 51 47 17 29 27 44 18 40 37 32 54 19 31 34 40 36 Identify and show any outlying points with respect to X or Y direction. Explain youm findings. Compute DFFITS and Cook’s distance values to assess their influences for all cases in Q4(a). Conclude your findings.

MATLAB: An Introduction with Applications
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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Q4 In a small scale regression study, the data in Table Q4 were obtained. Table Q4 Observation Y 49 XI 45 X2 X3 36 45 2 55 30 28 40 3 85 11 16 42 4 32 30 46 40 5 26 39 76 43 6 28 42 78 27 7 95 17 24 36 8 26 63 80 42 74 25 12 27 52 10 37 31 32 35 11 37 37 55 12 13 49 29 34 47 38 26 38 32 28 14 41 45 30 15 12 38 99 26 16 44 25 38 47 17 29 27 51 44 18 40 37 32 54 36 19 31 34 40 Identify and show any outlying points with respect to X or Y direction. Explain your findings. (a) (b) Compute DFFITS and Cook’s distance values to assess their influences for all cases in Q4(a). Conclude your findings.
Transcribed Image Text:Q4 In a small scale regression study, the data in Table Q4 were obtained. Table Q4 Observation Y 49 XI 45 X2 X3 36 45 2 55 30 28 40 3 85 11 16 42 4 32 30 46 40 5 26 39 76 43 6 28 42 78 27 7 95 17 24 36 8 26 63 80 42 74 25 12 27 52 10 37 31 32 35 11 37 37 55 12 13 49 29 34 47 38 26 38 32 28 14 41 45 30 15 12 38 99 26 16 44 25 38 47 17 29 27 51 44 18 40 37 32 54 36 19 31 34 40 Identify and show any outlying points with respect to X or Y direction. Explain your findings. (a) (b) Compute DFFITS and Cook’s distance values to assess their influences for all cases in Q4(a). Conclude your findings.
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