Tool http://www.xuru.org/rt/MPR.asp
X_1 | X_2 | y |
---|---|---|
351 | 1.4917910927 | 1.7 |
201 | 2.2081522942 | 3.8 |
300 | 2.2081522942 | 3.8 |
150 | 0.6152781477 | 0.12 |
204 | 0.3024657593 | 0.04 |
804 | 0.3024657593 | 0.02 |
Regression fit:
$y = -3.243224433 * 10^{-6} * x1^{2} - 8.453549021 * 10^{-4} * x1 * x2 - 8.808208543 * 10^{-1} * x2^{2}$
$ + 3.491527807 * 10^{-3} * x1 - 6.541997654 * 10^{-2} * x2 - 5.459357633 * 10^{-1}$
X_1 | X_2 | y |
---|---|---|
468 | 6.8897750706 | 20 |
402 | 4.6546178486 | 20 |
600 | 1.6016256574 | 4.4 |
100 | 5.7480236917 | 7.7 |
34 | 5.7480236917 | 9.7 |
268 | 7.6722021983 | 9.8 |
Regression fit:
$y = 3.18151867 * 10^{-4} * x1^{2} - 1.525851879 * 10^{-1} * x1 * x2 - 11.90618389 * x2^{2}$
$ + 8.041278944 * 10^{-1} * x1 + 197.9136262 * x2 - 732.4225399$
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