In JAVA Please. Complete the calcAverage() method that has an integer array parameter and returns the average value of the elements in the array as a double.

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A: Required:

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A: Here, Code instruction is given.

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A: Please give positive ratings for my efforts. Thanks.   PROGRAM   public class Main {   public static…

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A: Actually,  array is a collection of elements.

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A: Please find the answer below :

Q: Write a java program (class) called Grades to do the following. Must use an array. Ask the user for…

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