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Numerical Modelling in Fortran: day 2

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Exercise 2: Mean and standard deviation<br />

• Convert your mean & stddev program from<br />

last week <strong>in</strong>to a function or subrout<strong>in</strong>e<br />

that operates on a 1-D array passed <strong>in</strong> as<br />

an argument.<br />

• Write a ma<strong>in</strong> program that<br />

– asks for the number of values,<br />

– allocates the array,<br />

– reads the values <strong>in</strong>to the array,<br />

– calls the function you wrote and<br />

– pr<strong>in</strong>ts the result<br />

• A function can’t return both mean & stddev,<br />

so one of them will have to be an argument

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