public float PredictY(float X, Trendline trendline)
{
return((trendline.M * X) + trendline.B);
}
static void Main(string[] args)
{
List <Point> Points = new List <Point>()
{
new Point(0.2f, 4f),
new Point(1f, 5.3f),
new Point(1.8f, 4.7f),
new Point(2.7f, 6.2f),
new Point(3.7f, 5.5f),
new Point(4.1f, 7f),
new Point(4.5f, 6.2f),
new Point(5.7f, 5.9f),
new Point(6.5f, 7.1f),
new Point(7.3f, 7.7f),
new Point(8, 8)
};
Trendline trendline = new Trendline(Points);
Predictor predictor = new Predictor();
while (true)
{
Console.WriteLine("Choose an option");
Console.WriteLine("1: Get X value");
Console.WriteLine("2: Get Y value");
Console.WriteLine("3: Exit");
try
{
int input = Convert.ToInt32(Console.ReadLine());
if (input == 1)
{
Console.WriteLine("\nGeef een Y waarde: ");
float ans;
ans = float.Parse(Console.ReadLine());
Console.WriteLine("\nX: " + predictor.PredictX(ans, trendline) + "\n\n");
Console.ReadLine();
}
if (input == 2)
{
Console.WriteLine("\nGeef een X waarde: ");
float ans;
ans = float.Parse(Console.ReadLine());
Console.WriteLine("\nY: " + predictor.PredictY(ans, trendline) + "\n\n");
Console.ReadLine();
}
if (input == 3)
{
Environment.Exit(1);
}
else
{
Console.WriteLine("!!!Not an option\n");
}
}
catch (Exception)
{
Console.WriteLine("!!!Not a valid input\n");
}
}
}
public float PredictX(float Y, Trendline trendline)
{
return((Y - trendline.B) / trendline.M);
}