sex = (RadioGroup) findViewById(R.id.sex);
man = (RadioButton) findViewById(R.id.man);
woman = (RadioButton) findViewById(R.id.woman);
sex.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup radioGroup, int i) {
if (i == R.id.man) {
selectedType = man.getText().toString()