func saveData() {
        guard let appDelegate = UIApplication.shared.delegate as? AppDelegate else {return}

        let managedContext = appDelegate.persistentContainer.viewContext

        let userEntity = NSEntityDescription.entity(forEntityName: "Data", in: managedContext)!

        let user = NSManagedObject(entity: userEntity, insertInto: managedContext)

        user.setValue(answers?.id, forKeyPath:"id")
        user.setValue(answers?.dob, forKeyPath:"dob")
        user.setValue(answers?.q1Experience, forKeyPath:"q1Experience")
        user.setValue(answers?.q2Activity, forKeyPath:"q2Activity")
        user.setValue(answers?.q3Usability, forKeyPath:"q3Usability")
        user.setValue(answers?.q4Future, forKeyPath:"q4Future")
        user.setValue(answers?.longitude, forKey: "longitude")
        user.setValue(answers?.latitude, forKey: "latitude")



        //debugging code, prints to console if save data is successful or not
        do {
            try managedContext.save()
            print ("Answers saved to core data")
        } catch let error as NSError {
            print ("Could not save results. \(error), \(error.userInfo)")
        }
    }


    /*
    // MARK: - Navigation

    // In a storyboard-based application, you will often want to do a little preparation before navigation
    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
        // Get the new view controller using segue.destination.
        // Pass the selected object to the new view controller.
    }
    */


}