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| x <- 1:10 | |
| y <- 1 + 2.5 * x | |
| N <- length(x) | |
| x_mean <- mean(x) | |
| y_mean <- mean(y) | |
| m <- sum((x - x_mean) * (y - y_mean)) / sum((x - x_mean)^2) | |
| b <- y_mean - m * x_mean | |
| # m = 2.5 | |
| # b = 1 |
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