Answered: In this assignment you will write a…

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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Please solve this Java problem

Assignment
In this assignment you will write a program to find the mean of a list of grades stored in a file.
The file will consist of a sequence of integers. The first integer is the number of integers in
the file. You can assume that there are exactly the right number of grades in the file. You
should read the name of the file from the user.
Implementation
You should read the grades into an array, then print out the grades followed by the average of
the grades.
Sample File (named john_smith_grades.txt)
96
97
87
92
97
Sample Output
What file do you want me to read? john_smith_grades.txt
0 : 96
1: 97
2: 87
3: 92
4 : 97
The average is 93.8.

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In this assignment you will write a program to find the mean of a list of grades stored in a file.
The file will consist of a sequence of integers. The first integer is the number of integers in
the file. You can assume that there are exactly the right number of grades in the file. You
should read the name of the file from the user.
Implementation
You should read the grades into an array, then print out the grades followed by the average of the grades.

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