Write a class named Averager containing: An instance variable named sum of type integer, initialized to 0. • An instance variable named count of type integer, initialized to 0. • A method named getSum that returns the value of sum. • A method named add that accepts an integer parameter. The value of sum is increased by the value of the parameter and the value of count is incremented by one. • A method named getCount that accepts no parameters. getCount returns the value of the count instance variable, that is, the number of values added to sum. • A method named getAverage that accepts no parameters. getAverage returns the average of the values added to sum. The value returned should be a value of type double (and therefore you must cast the instance variables to double prior to performing the division).

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Can this be done in Java and not C++

Write a class named Averager containing:

- An instance variable named `sum` of type `integer`, initialized to 0.
- An instance variable named `count` of type `integer`, initialized to 0.
- A method named `getSum` that returns the value of `sum`.
- A method named `add` that accepts an integer parameter. The value of `sum` is increased by the value of the parameter and the value of `count` is incremented by one.
- A method named `getCount` that accepts no parameters. `getCount` returns the value of the count instance variable, that is, the number of values added to `sum`.
- A method named `getAverage` that accepts no parameters. `getAverage` returns the average of the values added to `sum`. The value returned should be a value of type `double` (and therefore you must cast the instance variables to `double` prior to performing the division).
Transcribed Image Text:Write a class named Averager containing: - An instance variable named `sum` of type `integer`, initialized to 0. - An instance variable named `count` of type `integer`, initialized to 0. - A method named `getSum` that returns the value of `sum`. - A method named `add` that accepts an integer parameter. The value of `sum` is increased by the value of the parameter and the value of `count` is incremented by one. - A method named `getCount` that accepts no parameters. `getCount` returns the value of the count instance variable, that is, the number of values added to `sum`. - A method named `getAverage` that accepts no parameters. `getAverage` returns the average of the values added to `sum`. The value returned should be a value of type `double` (and therefore you must cast the instance variables to `double` prior to performing the division).
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