R/sum_of_products.R
In abd: The Analysis of Biological Data

sum_of_products <- function(x, y){
  sum((x - mean(x)) * (y - mean(y)))
}

sum_of_squares <- function(x){
  sum((x - mean(x))^2)
}

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abd documentation built on May 2, 2019, 4:46 p.m.

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