How to save values using radio button to local db in ASP.NET mvc5?

public class Application_Check 
{
    public bool PLC_Marshal { get; set; }
    public bool BVMS_PMON { get; set; }
}

// radio_button to save values to the database.
[HttpPost]
public ActionResult SelectedValuesSaved(Application_Check checkList)
{
    if(ModelState.IsValid)
    {
        var selectedAnswer = checkList.SelectedAnswer;
    }
    return Json("data saved", JsonRequestBehavior.AllowGet);
}

<!--Saving values to the local database Incident Template-->
@using (Html.BeginForm())
{

    @Html.AntiForgeryToken()
    <div class="form-horizontal">
        <h4>Application CheckList</h4>
        <hr />
        @Html.ValidationSummary(true, "", new { @class = "text-danger" })

        <div class="form-group">

            <div class="col-md-10">
                PLC_Marshal
                @Html.RadioButtonFor(model => model.Application_Check, "PLC_Marshal")
                <br />
                BVMS_PMON
                @Html.RadioButtonFor(model => model.Application_Check, "BVMS_PMON")
                <br/>
                <br/>
                <button type="button" class="btn btn-default" id="btnSubmit">Submit</button>
            </div>
        </div>
        </div>
        }

// This method submit data to records.
//Radio button option to store value.
$(document).ready(function () {
    //var selectsList = $('input[name="PLC_Marshal"]:checked').val();
    //var selectsList = $('"PLC_Marshal"]:checked').val();
    $("#btnSubmit").click(function (e) {
        debugger;
        var checkList = {
            PLC_Marshal: $("#PLC_Marshal").val()
        }

    });

});

$.ajax({
    type: "POST",
    url: "Home/SelectedValuesSaved",
    data: {},
    dataType: "json",
    cache: false,
    success: function () {
        alert("Saved Successfull")
    }
});