public static ClassGradeData calculateGradeData(ClassInformation classInfo)
{
int sumOfAllGrades = 0;
double averageClassMarks = 0.0;
int gradedStudents;
List <String> studentsWithZeroMarks = new List <string>();
List <StudentInformation> studentsInfo = classInfo.StudentInfo;
foreach (StudentInformation studentInfo in studentsInfo)
{
if (!(studentInfo.isGradeZero()))
{
sumOfAllGrades += studentInfo.StudentGrade;
}
else
{
studentsWithZeroMarks.Add(studentInfo.StudentName);
}
}
gradedStudents = studentsInfo.Count - studentsWithZeroMarks.Count;
averageClassMarks = (double)sumOfAllGrades / (double)gradedStudents;
ClassGradeData classGradeData = new ClassGradeData();
classGradeData.ClassName = classInfo.ClassName;
classGradeData.StudentsWithZeroMarks = studentsWithZeroMarks;
classGradeData.GradedStudents = gradedStudents;
classGradeData.ClassAverageGrade = averageClassMarks;
return(classGradeData);
}
private void write_classAverage(ClassGradeData classGradeData)
{
writer.WriteLine("\t Name of the Class = {0} ", classGradeData.ClassName);
writer.WriteLine();
writer.WriteLine("\t i. Average score for the class = {0}", UptoOneDecimalPoints(classGradeData.ClassAverageGrade));
writer.WriteLine("\t ii. Total number of students within the class = {0}", classGradeData.GradedStudents + classGradeData.StudentsWithZeroMarks.Count);
writer.WriteLine("\t iii. The number of students used to calculate the class average = {0}", classGradeData.GradedStudents);
if (classGradeData.StudentsWithZeroMarks.Count > 0)
{
writer.WriteLine("\t iv. The names of any students who were discarded from consideration:");
foreach (string name in classGradeData.StudentsWithZeroMarks)
{
writer.WriteLine("\t\t - {0}", name);
writer.WriteLine();
}
}
else
{
writer.WriteLine("\t iv. All the students were considered");
writer.WriteLine();
}
}