The function you pass to
will receive a single parameter, which is a reference to the
$.noConflict() is used to avoid namespace conflicts, the
$ shortcut is no longer available. However, the
.ready() handler is passed a reference to the jQuery object that called the method. This allows the handler to use a jQuery object, for example as
$, without knowing its aliased name.
This object is clearly not a valid set of data points for your chart.