Bland-Altman Plot and Analysis - NCSS
Suppose you want to evaluate the agreement between a continuous random variable 1 and a second random X variable X 2 which each measure the same variable, such as blood pressure. Assume that n paired observations (X 1k, X 2k), k = 1, 2, …, n are available. The Bland-Altman plot (1983) is formed by plotting the differences X 1 - X 2
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