Linear Regression
y = -1.815 + 5.298 * x; r = 0.998
x = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
y = [0.7071, 3.059, 7.211, 13.82, 18.76, 23.9, 30.2, 34.74, 41.02, 46.21, 51.81]
Verify by Solve Overdetermined: Array
(
[0] => -1.8152891546883
[1] => 5.2981561723873
)
Linear regression calculation steps
Benford's Law Pearson's Chi-squared Test Common Phrase Cramer's Rule Dice Captcha Simple Test IP Address Data Linear Regression Prime Number Sina Stock Data
中文