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diff --git a/662/CH9/EX9.9/example9_9.sci b/662/CH9/EX9.9/example9_9.sci
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+            //programming Example 9.9

+//calculate the average of n numbers, 

+            //then compute the deviation of each number aboutthe average.

+

+n = 5;

+List={3, -2, 12, 4.4, 3.5};

+

+function[] = main()

+    Sum = 0;

+

+    //calculate and display the average

+    for count = 1:1:n

+        Sum=Sum+List(count);

+    end

+    avg = Sum/n;

+    printf("\nThe average is %5.2f\n\n", avg);

+

+    //Calculate and display the deviations about the average

+    for count = 1:1:n

+        d = List(count)-avg;

+        printf("i = %d        X = %5.2f        d = %5.2f\n", count, List(count), d);

+    end

+endfunction

+

+//calling main()

+funcprot(0);

+main();
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