How to Retrieve Stored Procedure Output Parameters in only mvc 4 give me code

CREATE PROCEDURE [dbo].[GetDepartmentName]
      @ID int,
      @Name nvarchar(50) OUTPUT
      AS
      SELECT @Name = Name FROM Department
      WHERE DepartmentID = @ID

using (MyEntities myContext = new MyEntities ())            
{                
   System.Data.Objects.ObjectParameter output = new System.Data.Objects.ObjectParameter("OutputParameterName", typeof(int));                
   myContext.GetCustomerCount(output);                
   Console.WriteLine(output.Value);            
}