Example #3 -- Pex3F99.pas & Pex5F99.pas

• Problem #21, page 141 text.

Write a procedure that computes the average (av) and standard deviation (stdev) of four scores: s1, s2, s3, s4.

av := ( s1 + s2 + s3 + s4 ) / 4

4

stdev := sqrt ( ? sqr(si - av) / 4)

i=1

The procedure will have six parameters and call two other procedures

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