Edit in JSFiddle

$("#btnSubmit").on("click", function(e) {
    var checked = $('[name=rdoSex]:checked').val()== 1 ? 'Male' : 'Female';
    alert("You Checked : '" + checked +"'");
});

<input type="radio" name="rdoSex" id="rdoSex" Value="1">Male</input>
<input type="radio" name="rdoSex" id="rdoSex" Value="0">Female</input>
<br/>
<br/>
<input type="submit" id="btnSubmit" Value="Check Radio Checked Status"/>