Program Explanation a. Program: //dataset class implementation public class DataSet { //initialize instance variables private double sum =0; private int count = 0; //getAverage method returns the average of the values public double getAverage() { //if statement if(count ==0) return 0; else return sum/count; } } //Definition of class “DataSetTester" public class DataSetTester { //Definition of class main public static void main(String[] ... Program Plan Intro Program that prints the smallest of the numbers Define the class “DataSet”. Declare the variables “sum”, “count”, “smallest”. Define the method “add”. Define the method “getSmallest”. Define the class “DataSetTester”. Define the method “main”. Print the smallest number from a set of values. Program Plan Intro Program that prints the largest of the numbers Define the class “DataSet”. Declare the variables “sum”, “count”, “largest”. Define the method “add”. Define the method “getLargest”. Define the class “DataSetTester”. Define the method “main”. Print the largest number from a set of values. Program Plan Intro Program that prints the range of the numbers Define the class “DataSet”. Declare the variables “sum”, “count”, “smallest” and “largest”. Define the method “add”. Define the method “getRange”. Define the class “DataSetTester”. Define the method “main”. Print the range between the values.

2nd Edition

ISBN: 9781119626220

Author: Horstmann

Publisher: WILEY

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