Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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using c++ Create a function that accepts the integer array described above returns the standard deviation of the values in a. The standard deviation is a statistical measure of the average distance each value in an array is from the mean. To calculate the standard deviation, (http://en.wikipedia.org/wiki/Standard_deviation ) you first call a second mean function that you need to write (do not use a built in gadget. Then sum the square of the difference of each value in the array a and that mean. The standard deviation is the square root of that sum divided by the number of elements in the array. Pay attention to what type of function your standard deviation and mean functions should be. As part of testing the functions, your main should display your test array in a square. (create an integer array with 100 randomly generated values between 0 and 99; pass this array into all subsequent functions. Place code in your main to call all the methods and demonstrate they work correctly.)

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