how would I input this equation into MATLAB

how would I input this equation into matlab?

yi= each data point

sigma is uncertainty for each point

mi=corresponding model point

N=number of points

[Cris LaPierre]

Have you gone through MATLAB Onramp yet? It will teach you how to create variables, assign values, index and modify arrays, perform calculations, and even cretae and use for loops.

Answer 1

[Image Analyst]

Like this

chiSquared = sum(((y - m) ./ sigma) .^ 2);