private static void ComputeStatisticsAndOutputStats(GradeBook grades)
{
GradeStatistics stats = new GradeStatistics();
stats = grades.ComputeStatics();
WriteResults("Average", stats.averageGrade);
WriteResults("Higest", stats.highestGrade);
WriteResults("Lowest", stats.lowestGrade);
WriteResults("Grade", stats.LetterGrade);
WriteResults("Description:", stats.GradeDescription);
}
public virtual GradeStatistics ComputeStatics()
{
var stats = new GradeStatistics();
float sum = 0;
foreach (var grade in grades)
{
stats.highestGrade = Math.Max(stats.highestGrade, grade);
stats.lowestGrade = Math.Min(stats.lowestGrade, grade);
sum += grade;
}
stats.averageGrade = sum / grades.Count;
return stats;
}