Calculate the following descriptive statistics o Number of students in the class o Average score o Maximum score o Minimum score ================Class StatE Number of students in the Class Average: 94.3333 Maximum Test Score: 100 Minimum Test Score: 90

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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I need some help with this advanced data structure homework. I need to create the following:

.cpp file and .h files

 The user is suppose to enter valid numbers NOT negative numbers 

The following code is what I was able to create and need help placing it.

if(numberStudents<=0){
            cout<<"\nInvalid value, please enter a correct value\n\n";

Create a program to calculate grades as well as descriptive statistics for a set of test scores. The
test scores can be entered via a user prompt or through an external file. For each student, you need
to provide a student name (string) and a test score (float).
The program will do the followings:
Assign a grade (A, B, C, D, or F) based on a student's test score.
Display the grade roster as shown below:
Name
Test Score
Grade
====
=====
=====
Ann
John
Кaren
90
100
93
A
A
A
Calculate the following descriptive statistics (as shown below)
Number of students in the class
Average score
Maximum score
Minimum score
=====Class Statistics
==:
Number of students in the class: 3
Class Average: 94.3333
Maximum Test Score: 100
Minimum Test Score: 90
The program must use
A loop structure (for-loop, while-loop, or do-while-loop)
o Conditional processing (if-then-else)
o Arrays
At least one function
Transcribed Image Text:Create a program to calculate grades as well as descriptive statistics for a set of test scores. The test scores can be entered via a user prompt or through an external file. For each student, you need to provide a student name (string) and a test score (float). The program will do the followings: Assign a grade (A, B, C, D, or F) based on a student's test score. Display the grade roster as shown below: Name Test Score Grade ==== ===== ===== Ann John Кaren 90 100 93 A A A Calculate the following descriptive statistics (as shown below) Number of students in the class Average score Maximum score Minimum score =====Class Statistics ==: Number of students in the class: 3 Class Average: 94.3333 Maximum Test Score: 100 Minimum Test Score: 90 The program must use A loop structure (for-loop, while-loop, or do-while-loop) o Conditional processing (if-then-else) o Arrays At least one function
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