1) Blood Y = Blood pressure, X = Dose The reduction in blood pressure in rats was measured 2 hours post-dose after the rats were given a test compound at different dosages. (a) Plot the data and fit the LS line. (b) Transform Dose to log(X) and refit. (c) Plot the residuals from both models. Discuss.

MATLAB: An Introduction with Applications
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1) Blood Y = Blood pressure, X = Dose The reduction in blood pressure in rats was measured 2 hours post-dose after the rats were given a test compound at different dosages. (a) Plot the data and fit the LS line. (b) Transform Dose to log(X) and refit. (c) Plot the residuals from both models. Discuss.
Dose
Blood
LogDose
1
0.1
10 -2.302585093
2
0.1
12 -2.302585093
3
0.1
15 -2.302585093
4
0.1
16 -2.302585093
5
0.1
13 -2.302585093
0.1
11 -2.302585093
7
0.2
25 -1.609437912
8.
0.2
22 -1.609437912
0.2
26 -1.609437912
10
0.2
19 -1.609437912
11
0.2
18 -1.609437912
12
0.2
24 -1.609437912
13
0.4
30 -0.916290732
14
0.4
32 -0.916290732
15
0.4
35 -0.916290732
16
0.4
27 -0.916290732
17
0.4
26 -0.916290732
18
0.4
29 -0.916290732
Transcribed Image Text:Dose Blood LogDose 1 0.1 10 -2.302585093 2 0.1 12 -2.302585093 3 0.1 15 -2.302585093 4 0.1 16 -2.302585093 5 0.1 13 -2.302585093 0.1 11 -2.302585093 7 0.2 25 -1.609437912 8. 0.2 22 -1.609437912 0.2 26 -1.609437912 10 0.2 19 -1.609437912 11 0.2 18 -1.609437912 12 0.2 24 -1.609437912 13 0.4 30 -0.916290732 14 0.4 32 -0.916290732 15 0.4 35 -0.916290732 16 0.4 27 -0.916290732 17 0.4 26 -0.916290732 18 0.4 29 -0.916290732
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