Finding the variance of all elements in an array.
Here’s a Java program that calculates the variance of all elements in an array: import java.util.Scanner; public class VarianceCalculator {…
Finding the standard deviation of all elements in an array
Hint: double[] array = {2.5, 3.7, 4.1, 2.9, 5.2, 3.8}; sum = 0; mean = sum / array.length; squaredDiffSum +=…
Finding the range of all elements in an array
Hint: Find out max and min number first. Then range = max – min Here’s a Java program that finds…
Finding the mode of all elements in an array
Hint: Suppose we have the following array of numbers: [2, 3, 4, 2, 5, 3, 4, 2, 3, 5, 5]….
Finding the median of all elements in an array.
Hints: Middle element Here’s an example program in Java that finds the median of all elements in an array: import…
Finding the average of all elements in an array.
Here’s a Java program that calculates the average of all elements in an array: public class AverageCalculator { public…
Finding the sum of all elements in an array.
Here’s a simple Java program that calculates the sum of all elements in an array: public class ArraySum { …
Checking if an array is sorted in ascending or descending order.
Here’s an example of a Java program that checks if an array is sorted in ascending or descending order: public…
Sorting an array in ascending or descending order.
Here’s an example of a Java program that sorts an array in either ascending or descending order based on user…
Finding the kth smallest or kth largest element in an array.
Here’s an example of a Java program that finds the kth smallest element in an array using the QuickSelect algorithm:…
Finding the second largest or second smallest element in an array.
Here’s a Java program that finds the second largest and second smallest elements in an array: import java.util.Arrays; public class…
Finding the maximum or minimum element in an array.
Here’s an example Java program that finds the maximum and minimum elements in an array: public class ArrayMinMax { public…