How to use the Android RadioButton radio box

    <RadioGroup

        android:

        android:layout_width="fill_parent"

        android:layout_height="wrap_content"

        android:orientation="vertical" >

        <RadioButton

            android:

            android:layout_width="fill_parent"

            android:layout_height="wrap_content"

            android:text="@string/girl" />

        <RadioButton

            android:

            android:layout_width="fill_parent"

            android:layout_height="wrap_content"

            android:text="@string/boy" />

    </RadioGroup>