You have merely presented YOUR OPINION
I haven't offered an opinion on anything, just pointed out that your sources are dodgy.

I could post this:
https://www.pressgazette.co.uk/poll-...ti-brexit-bias
or this
https://theconversation.com/hard-evi...-the-bbc-17028
or this:
http://www.vlv.org.uk/issues-policie...understanding/

but you know what, bias hasn't been proven one way or the other.