Answered: a class (an class to it) encapsulates…

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

Problem 1PE

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88. Write a class (and a client class to test it) that encapsulates the evolution of the
sales tax rates in the 50 U.S. states over the last 10 years. Your only instance
variable should be a two-dimensional array of values representing the sales tax
rates. Dimension 1 represents the state and dimension 2 represents the
year.
Your constructor can simply be a default constructor, randomly generating the
sales tax rates, which should be between 0 and 0.06. You should include the
following methods:
a method returning the index of the state that has the biggest average
tax rate over the years

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Write a class (and a client class to test it) that encapsulates the evolution of the sales tax rates in the 50 U.S. states over the last 10 years. Your only instance variable should be a two-dimensional array of values representing the sales tax rates. Dimension 1 represents the state and dimension 2 represents the year. Your constructor can simply be a default constructor, randomly generating the sales tax rates, which should be between 0 and 0.06. You should include the following methods: ❑ a method returning the index of the state that has the biggest average tax rate over the years

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