title: how can i set RadioGroup unchecked by default in android?
body: <p>I am doing an app to conduct simple quiz.I have given the answers are multiple choice using <a href="http://developer.android.com/reference/android/widget/RadioGroup.html" rel="noreferrer"><code>RadioGroup</code></a>. So on loading each question how can I set <a href="http://developer.android.com/reference/android/widget/RadioGroup.html" rel="noreferrer"><code>RadioGroup</code></a> unchecked by default ?</p>